How did Joseph McCarthy and the House Un-American Activities Committee help produce a Red Scare?

Question

A. They effectively campaigned to ease media censorship and allow for broader inclusion of different political views.
B. They arrested and prosecuted thousands of radicals and anarchists to prevent labor unrest and attacks on government agencies.
C. They successfully used existing public fears of Communism based on earlier investigations to create a perceived elevated threat of the political movement.
D. They intercepted and decoded Soviet messages to prove the influence of Communists in the US government.

I think its C

Answer 1

Yes, C.