What Domestic Effect Did the Cold War Have in America

What domestic effect did the Cold War have in America?

A) The tension with the Soviet Union ushered in a period of repression and hysteria against anyone suspected of being communist, or supporting communist views.
B) Very little, since the war was not actually fought in the United States.
C) It caused blacks to gain favor with government leaders, since they were active in fighting the Cold War.
D) . It had the effect of forcing the government to make concessions to African Americans without any demands on their part.