Answer:
Question 1: 2) the destructive nature of communism
Question 2: 3) It symbolizes the support of the United States for West Germany.
Question 3: 2) ". . . for it is, as your Mayor has said, an offense not only against history but an offense against humanity, separating families, dividing husbands and wives and brothers and sisters, and dividing a people who wish to be joined together."
Explanation:
Do u maybe have the full question them maybe I could help u out :D
I believe it is C, an in-text citation because it isn't A since you've cited the source, it's not a full works cited like D, and it's not in quotes so it's not a direct quotation like B. Hopefully that helps you out!