WGU D265 CRITICAL THINKING REASON
AND EVIDENCE OBJECTIVE ASSESSMENT
EXAM (Latest 2026/ 2027 Update)
Questions and Verified Answers |100%
Correct| Grade A
Question 1
Which of the following best defines a proposition in critical thinking?
A) Any sentence that asks a question
B) A statement that can be true or false
C) An emotional appeal used in persuasion
D) A command or request
Correct Answer: B
Rationale: A proposition is a statement or claim that can be true or false. Propositions are the
building blocks of arguments .
Question 2
Which sentence is a non-proposition?
A) The earth is the third planet from the sun
B) Mount Everest is the tallest mountain in the world
C) Where are the keys to my car?
D) All mammals are warm-blooded
Correct Answer: C
Rationale: Non-propositions are sentences that do not make a claim that can be true or false.
Questions, commands, and exclamations are non-propositions .
Question 3
Which sentence is a simple proposition?
,A) The sky is blue, but it does not look blue to me right now
B) If it rains, then the ground will be wet
C) Harry Potter wears glasses
D) The cat ate the food, but he did not like it
Correct Answer: C
Rationale: Simple propositions have no internal logic structure. Their truth value does not
depend on whether a part of them is true or false. They are simply true or false on their own .
Question 4
Which sentence is a complex proposition?
A) The sky is blue
B) The cat ate the food, but did not like it
C) Too many employees are used to high-stress work environments
D) The sun rises in the east
Correct Answer: B
Rationale: Complex propositions have internal logic structure, meaning they are composed of
simple propositions. Whether they are true or false depends on whether their parts are true or
false .
Question 5
Which word is used to identify independent propositions in a complex statement?
A) Therefore
B) Because
C) And
D) Since
Correct Answer: C
Rationale: Words like "and," "or," "either," "but," "if," and "then" are used to connect
independent propositions in complex statements .
Question 6
Which of the following is a conclusion indicator?
,A) Because
B) Since
C) Therefore
D) Given that
Correct Answer: C
Rationale: Conclusion indicators include "therefore," "so," "it follows that," "hence," "thus,"
"entails that," "we may conclude that," and "as a result" .
Question 7
Which of the following is a premise indicator?
A) Therefore
B) So
C) Because
D) Thus
Correct Answer: C
Rationale: Premise indicators include "because," "for," "given that," "as," "since," and "as
indicated by" .
Question 8
Which of the following best defines an argument in critical thinking?
A) A disagreement between two people
B) A set of claims where some are intended to support another
C) Any statement of fact
D) An emotional appeal
Correct Answer: B
Rationale: An argument consists of premises (claims that provide support) and a conclusion (the
claim being supported) .
Question 9
"The sidewalk is wet because it rained last night." This is an example of:
, A) An argument
B) An explanation
C) Both argument and explanation
D) Neither argument nor explanation
Correct Answer: B
Rationale: This is an explanation because it describes why the sidewalk is wet, rather than
trying to prove that the sidewalk is wet .
Question 10
Identify the conclusion: "All mammals have hair. Whales are mammals. Therefore, whales have
hair."
A) All mammals have hair
B) Whales are mammals
C) Whales have hair
D) Therefore
Correct Answer: C
Rationale: The conclusion is the claim that the premises are intended to support. Here, "whales
have hair" follows from the premises .
Question 11
Identify the premises: "Since inflation is rising rapidly, and because we are approaching the
point at which reversal is not possible, it follows that we need to institute a new economic
policy."
Which statements contain premises of this argument?
A) Inflation is rising rapidly and we need to act quickly
B) Inflation is rising rapidly and we are approaching the point at which reversal is not possible
C) We need to institute a new economic policy
D) We are approaching the point at which reversal is not possible
Correct Answer: B
Rationale: The premises provide the support for the conclusion. "Inflation is rising rapidly" and
"we are approaching the point at which reversal is not possible" are premises; the need for a
new policy is the conclusion .
AND EVIDENCE OBJECTIVE ASSESSMENT
EXAM (Latest 2026/ 2027 Update)
Questions and Verified Answers |100%
Correct| Grade A
Question 1
Which of the following best defines a proposition in critical thinking?
A) Any sentence that asks a question
B) A statement that can be true or false
C) An emotional appeal used in persuasion
D) A command or request
Correct Answer: B
Rationale: A proposition is a statement or claim that can be true or false. Propositions are the
building blocks of arguments .
Question 2
Which sentence is a non-proposition?
A) The earth is the third planet from the sun
B) Mount Everest is the tallest mountain in the world
C) Where are the keys to my car?
D) All mammals are warm-blooded
Correct Answer: C
Rationale: Non-propositions are sentences that do not make a claim that can be true or false.
Questions, commands, and exclamations are non-propositions .
Question 3
Which sentence is a simple proposition?
,A) The sky is blue, but it does not look blue to me right now
B) If it rains, then the ground will be wet
C) Harry Potter wears glasses
D) The cat ate the food, but he did not like it
Correct Answer: C
Rationale: Simple propositions have no internal logic structure. Their truth value does not
depend on whether a part of them is true or false. They are simply true or false on their own .
Question 4
Which sentence is a complex proposition?
A) The sky is blue
B) The cat ate the food, but did not like it
C) Too many employees are used to high-stress work environments
D) The sun rises in the east
Correct Answer: B
Rationale: Complex propositions have internal logic structure, meaning they are composed of
simple propositions. Whether they are true or false depends on whether their parts are true or
false .
Question 5
Which word is used to identify independent propositions in a complex statement?
A) Therefore
B) Because
C) And
D) Since
Correct Answer: C
Rationale: Words like "and," "or," "either," "but," "if," and "then" are used to connect
independent propositions in complex statements .
Question 6
Which of the following is a conclusion indicator?
,A) Because
B) Since
C) Therefore
D) Given that
Correct Answer: C
Rationale: Conclusion indicators include "therefore," "so," "it follows that," "hence," "thus,"
"entails that," "we may conclude that," and "as a result" .
Question 7
Which of the following is a premise indicator?
A) Therefore
B) So
C) Because
D) Thus
Correct Answer: C
Rationale: Premise indicators include "because," "for," "given that," "as," "since," and "as
indicated by" .
Question 8
Which of the following best defines an argument in critical thinking?
A) A disagreement between two people
B) A set of claims where some are intended to support another
C) Any statement of fact
D) An emotional appeal
Correct Answer: B
Rationale: An argument consists of premises (claims that provide support) and a conclusion (the
claim being supported) .
Question 9
"The sidewalk is wet because it rained last night." This is an example of:
, A) An argument
B) An explanation
C) Both argument and explanation
D) Neither argument nor explanation
Correct Answer: B
Rationale: This is an explanation because it describes why the sidewalk is wet, rather than
trying to prove that the sidewalk is wet .
Question 10
Identify the conclusion: "All mammals have hair. Whales are mammals. Therefore, whales have
hair."
A) All mammals have hair
B) Whales are mammals
C) Whales have hair
D) Therefore
Correct Answer: C
Rationale: The conclusion is the claim that the premises are intended to support. Here, "whales
have hair" follows from the premises .
Question 11
Identify the premises: "Since inflation is rising rapidly, and because we are approaching the
point at which reversal is not possible, it follows that we need to institute a new economic
policy."
Which statements contain premises of this argument?
A) Inflation is rising rapidly and we need to act quickly
B) Inflation is rising rapidly and we are approaching the point at which reversal is not possible
C) We need to institute a new economic policy
D) We are approaching the point at which reversal is not possible
Correct Answer: B
Rationale: The premises provide the support for the conclusion. "Inflation is rising rapidly" and
"we are approaching the point at which reversal is not possible" are premises; the need for a
new policy is the conclusion .
