How did U.S. involvement in the Korean War relate to the policy of containment?
OA. The U.S. sought to establish democracy in a communist region.
OB. The U.S. chose to support a country that might fall to communism.
OC. The U.S. chose to fight an open war against the Soviet Union.
OD. The U.S. sought to contain the communists north of the 38th parallel.