Question

what was the red scare?
o a political tension between the united states and the soviet union between 1945 and 1991
o another name for the salem witch trials that occurred in 1692
o a rising fear of communist threats in the united states after world war ii
o the alternate title of arthur millers play, the crucible

Explanation:

The Red - Scare was a period of heightened anti - communist suspicion and fear in the US post - WWII, often leading to mass hysteria and false accusations.

Answer:

A rising fear of communist threats in the United States after World War II