Part A: The best description of the central idea of President Reagan's speech in Berlin in 1987 is <u>B. In contrast to the communist states in the East, the West has thrived because it values economic and personal freedom.</u>
Part B: The best quote supporting the answer to Part A is C. <u>"We welcome change and openness; for we believe that freedom and security go together, that the advance of human liberty ..."</u>
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Part C: The best explanation of the meaning of the phrase "<em>'Es gibt nur ein Berlin. [There is only one Berlin.]'"</em> as used in paragraph 4 is <u>D. President Reagan is complimenting the culture and beauty of Berlin, a unique capital city.</u>
Part D: The rhetorical impact of President Reagan addressing Gorbachev in his speech is <u>C. It strengthens his persuasiveness because President Reagan demands that Gorbachev take action instead of just mentioning him in a less direct way.</u>
Part E: We can conclude that <u>C. Reagan presents relevant and sufficient evidence from real-world examples.</u>
<h3>Theme or Central Idea</h3>
The central idea did not discuss any economic collapse facing West Berlin, challenge the German people to overthrow their totalitarian oppressors, or remind people of Berlin about the Marshall Plan.
Thus, the theme of Ronald Reagan's speech centered on Western prosperity based on economic and personal freedom.
Learn more about Ronald Regan at Brandenburg Gate at brainly.com/question/334433