Answer:
wellHistorians have identified several causes that led to the outbreak of the Cold War, including: tensions between the two nations at the end of World War II, the ideological conflict between both the United States and the Soviet Union, the emergence of nuclear weapons, and the fear of communism in the United States.
Explanation:
The Harding administration responded to growing public fears of communists and anarchists by empowering the Justice Department to take broad measures to arrest and deport radicals.
I'd say C for 10, D for 11, and A for 12.
But you might want a second person to verify.