Question Options:
A It stresses the need for goodwill between East and West Berlin.
B It emphasizes the importance of unification between communist and democratic nations.
C It symbolizes the support of the United States for West Germany.
Answer: It symbolizes the support of the United States for West Germany.
Explanation: Ich bin ein Berliner is a speech by United States President John F. Kennedy given on June 26, 1963, in West Berlin.
The speech was aimed to underline the support of the United States for West Germany after Soviet-occupied East Germany erected the Berlin Wall to prevent mass emigration to the West.
Worthy of mention is the fact that there's a claim the phrase actually means "I am a doughnut", referring to the Berliner doughnut.