Which of the following BEST explains why the United States became involved in the Korean War? O A. The Eisenhower Plan
OB. Policy of economic growth and aid
OC. The Pearl Harbor Armistice
OD. Policy of Containment

OD. Policy of Containment

Explanation:

D. Policy of Containment

Explanation:

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. The United States became involved in the Korean war was because Communism was spreading throughout China and they wanted to prevent that from happening.

first second and third

explanation:

utilized the penal colony