Answer:
a
Explanation:
GReek and Roman societies were prior to that before cold war. they developed here with religion and culture and so forth.
So D is your answer
A) In twentieth century, World Wars led to establishment of communist bloc across Eastern Europe.
The Eastern European Bloc are the communist countries established in Central Europe and Eastern Europe. It included countries of the Warsaw Pact; 8 countries established to oppose NATO. Other countries were the Soviet Union, Yugoslavia and Albania, Hungary, Romania and etc.
It was established during World War II but later faced some leadership disagreement after the war. The main establishment was to fight the Nazis. There were many disputes engulfing the Eastern Bloc some of which included the disputes between Yugoslavia leader and the Soviet Union leader which later resulted in a split.
