This is true. They took jobs in the north in factories for low wages. This increased the amount of industiralized areas. True.
In the late 1940's, Joseph McCarthy focused an investigation into communism's influence on entertainment and broadcasting. The correct answer is A.
Centralized power: all their power went up efficiently and bureaucratically (although that may seem like an oxymoron) to one small group of people. In one case, the Caesar and the Senate (which still had a role during the Pax Romana); in the second case, the Pope and his Cardinals.
This civil rights movement woke up America and showed them how equity is not equality.
hope this is good