Answer:
The correct option is D) Freedom cannot exist unless all are free.
Step-by-step explanation:
John F. Kennedy gave this speech in Berlin on the 26th day of June, 1963 whilst addressing the people of Berlin upon the invitation of their Mayor at the Rudulph Wilde Platz. He cites Berlin as an example of a city that embraced democracy in a time when communism was the predominant type of government in Europe.
The above is communicated in the first sentence of the penultimate paragraph.
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