The correct answer is actually B. The servicemen's readjustment act.
This act helped war veterans with things like college tuition, low-cost mortgages, low-interest loans to starts a business, and one year of unemployment compensation. This helped the middle class expand.
The correct answer is A: The civil rights act. It outlawed
discrimination based on race, gender, color, religion, etc. This allowed
people who had previously been stuck on the fringes of society to
become better integrated, find better jobs and just generally be treated
more fairly, which allowed for greater social mobility.
The fact of isolationism and they had already purchased Hawaii and Alaska, the manifest destiny was about moving west, when you are too far west you can’t go west or else your drown in Pacific Ocean
