The answer is C.
HUAC was behind the blacklisting that occurred on Hollywood.
Less people wanted to trade with them because the tariffs meant less profit for them.
That's just the way people are, sadly. All we care about is makin' money.
I think... Gainsborough and Reynolds.. not sure though.
Yeah, it would help a lot if you told us the names of the people that are featured in your question. But based on other questions I've been answering lately here on Brainly, I'm going to guess that you might be looking at a group of entrepreneurs that all started major corporations based in Georgia.
For further reference, see this answer to someone else's question, posted here on Brainly.com:
brainly.com/question/8890277