Final answer:
The conclusion based on the United States' involvement in the Korean War is that the policy of containment was applied in Asia as well as in Europe.
Step-by-step explanation:
The correct conclusion based on the United States' involvement in the Korean War is c. The policy of containment was applied in Asia as well as in Europe. The United States' intervention in the Korean War was seen as a part of the broader policy of containment to prevent the spread of communism. This policy was first applied in Europe after World War II and was later extended to Asia during the Korean War. It involved supporting South Korea against North Korea's communist aggression.
Learn more about the United States' involvement in the Korean War