The correct answer is B. Winston Churchill
Explanation
Winston Churchill (1874-1965) was a British politician who stood out as one of the main Allied leaders during World War II as Prime Minister of the United Kingdom. At the beginning of the Cold War, he called the iron curtain the political, ideological, and physical border between Western Europe (Capitalist Bloc) and Eastern Europe (Communist Bloc) that were established after World War II. With this Winston Churchill wanted to refer to the Soviet influence on Eastern European countries. So the correct answer is B. Winston Churchill