Answer:
Option C.
Step-by-step explanation:
Communism from spreading, is the right answer.
Containment was a policy introduced by Harry S. Truman, the then President of the United States. It was implemented in during the course of the Cold War, to check the spread of communism throughout the world. A part of the Cold War, this strategy was an acknowledgement to a range of actions by the Soviet Union to expand its communist sphere of control in China, Vietnam, Korea and Eastern Europe.