Containment was a United States policy using numerous strategies to prevent the spread of communism abroad. A component of the Cold War, this policy was a response to a series of moves by the Soviet Union to enlarge its communist sphere of influence in Eastern Europe, China, Korea, and Vietnam.
I think the answer is letter a. David Wilmot. It is because Wilmot was known as the instrument in establishing the Republican Party in Pennsylvania and a driving force in the formation of the Republican Party.
