These are three significant events during the civil rights movement, as well as an explanation of what these events helped achieve:
- The case Brown v. Board of Education took place in May, 1954. In this case, the Supreme Court ruled that segregation in public schools was against the Constitution. This helped achieve more integration among white and black people. It also emphasized the idea that people from all races deserve the same rights.
- In September, 1957, President Eisenhower signed the Civil Rights Act of 1957 into law. This document ensured that no person was deprived from the right to vote, regardless of their skin color.
- Throughout 1961, black and white activists took part of the "Freedom Rides." They visited the South and attempted to use "whites-only" restrooms or lunch counters. The greatest benefit of this was the fact that it drew international attention to the civil rights movement.
I could be wrong but I think it would be A and D I could be wrong but give it a shot.
The answer is:
The major industrial cities became overcrowded as workers from rural areas moved there.
and
Because of the steady increase in food production, the population nearly doubled between 1800 and 1850.