Respuesta :
Answer:built bomb shelters in their backyards
Explanation: 2020 edg! Got it right
Numbers of Americans urged the Congress to declare war on the Soviet Union and built bomb shelters in their backyards because of fears regarding the Cold War.
What is the Cold War?
The cold war was a serious conflicts that occurred between United State & allies and the Soviet Union & allies before the end of World War II.
Hence, the Americans urged the Congress to declare war on the Soviet Union and built bomb shelters in their backyards because
Therefore, the Option A is correct.
Read more about cold war
brainly.com/question/26138770