(A) fear of Germans
(B) ** fear of communism
(C) fear of U.S. involvement in foreign affairs
(D) fear of losing the war
EXPLANATIONS BELOW
Concept note-1: -Use the term red scare when you’re talking about a time in history when a group or government promoted a fear of communism that spread widely through the population. The most well-known red scare was also known as “McCarthyism, ” after the US senator who stirred up anti-communist ideas in the 1940’s.