Introduction to Relational Databases Challenge 1.4 (WGU)

Which of the following statement(s) would successfully delete the invoice_id 353 from the invoice table?
a.)
DELETE FROM invoice_line WHERE invoice_id = 353;
DELETE FROM invoice WHERE invoice_id = 353;
b.)
DELETE FROM invoice WHERE invoice_id = 353;
c.)
DELETE FROM invoice WHERE invoice_id = 353;
DELETE FROM invoice_line WHERE invoice_id = 353;
d.)
DELETE FROM invoice_line WHERE invoice_id = 353 Which of the following statement(s) would successfully delete the invoice_line_id 5 from the invoice_line table?
a.)
DELETE FROM invoice_line WHERE invoice_line_id = 5;
DELETE FROM invoice WHERE invoice_line_id = 5;
b.)
DELETE FROM invoice_line WHERE invoice_line_id = 5;
c.)
DELETE FROM invoice WHERE invoice_line_id = 5;
DELETE FROM invoice_line WHERE invoiceline__id = 5;
d.)
DELETE FROM invoice WHERE invoice_line_id = 5; Which of the following statement(s) would successfully delete the playlist_id 16 from the playlist table?
a.)
DELETE from playlist_track WHERE playlist_id = 16;
DELETE from playlist WHERE playlist_id = 16;
b.)
DELETE FROM playlist_id WHERE playlist_id_id = 16;
c.)
DELETE FROM playlist_track WHERE playlist_id_id = 16;
d.)
DELETE FROM playlist_id WHERE playlist_id_id = 16;
DELETE FROM playlist_track WHERE playlist_id_id = 16;