A, B, D - - - - Which of the following are valid declarations? Assume .* is imported. (choose 3)

A. Vector<Map> v;

B. Set<String> s;

C. Map<String> m;

D. Map<String, String> m;

A - - - - You can determine all the keys in a Map in which of the following ways?

A⦁ By getting a Set object from the Map and iterating through it.

B⦁ By iterating through the Iterator of the Map.

C⦁ By enumerating through the Enumeration of the Map.

D⦁ By getting a List from the M...
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