The correct answer is B) Westerners feared Soviet domination.
The option that describes a cause of the Cold War is "Westerners feared Soviet domination."
After Worl War II, there were many differences between the Soviet Union and the United States. The Soviet Union wanted to spread Communism in many parts of the world but the United States made everything to stop it. Furthermore, both superpowers realized in the arms race: the construction of more and better nuclear weapons. Those were the Cold War years when the world lived in permanent worry for the many tensions created in the tense relations between the United States and Russia. The Soviet Union already controlled East Germany, Poland, Bulgaria, Hungary, Romania, and Czechoslovakia, and heavily influenced North Korea, China, and Cuba.