During the Cold War, how were the policy of containment and the domino theory related?

The policy of containment helped the USSR establish a number of buffer zones, or “dominoes.”
The United States believed that containment would make it easier for countries to fall to Communism like dominoes.
The policy of containment and the domino theory had no direct connection to one another.
The United States thought that if Communism could not be contained, then countries would fall to Communism like dominoes.

Question

During the Cold War, how were the policy of containment and the domino theory related?

The policy of containment helped the USSR establish a number of buffer zones, or “dominoes.”
The United States believed that containment would make it easier for countries to fall to Communism like dominoes.
The policy of containment and the domino theory had no direct connection to one another.
The United States thought that if Communism could not be contained, then countries would fall to Communism like dominoes.

neonumbrella5115 · Answer

The United States believed that using containment would prevent the domino spreading of communism.  Because of this we know that B cannot be the correct answer.  Also, we know that C cannot be the correct answer because containment was supposed to prevent the spread of communism.  So, now that we narrowed down your choices, do you think the answer is A or D?

mahoganie.carson · Answer

Welcome to Open Study :)
The Cold War “containment" notion was born of the Domino Theory, which held that if one country fell under communist influence or control, its neighboring countries would soon follow. Containment was the cornerstone of the Truman Doctrine as defined by a Truman speech on March 12, 1947. hope this helps