What was the name of the theory that said that if one country in a region fell to Communism, others would surely follow?

A. Domino theory
B. Arms race
C. Brinkmanship
D. Containment theory



Answer :

Final answer:

Domino theory suggests that the spread of communism in one country can lead to its spread in neighboring countries, influencing U.S. foreign policy during the Cold War.


Explanation:

Domino theory is the belief that if one country falls to communism, neighboring countries will follow suit. This theory played a significant role in shaping U.S. foreign policy during the Cold War, especially in Southeast Asia.


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