This is not an easy questions, and there are different answers from different sources. I would start with:
1) all basic needs satisfied: food, security, shelter, health care
2) good social relations
3) possibility to grow: life-long education, possibility of advancement at work
4) time and resources to pursue hobbies and interests.
The answer is the Thirteenth Amendment. This abolished slavery and involuntary
servitude. Earlier President Lincoln issued the Emancipation Proclamation that declared
the slaves free. This was made possible
through a string of victories that supported this amendment and victory of the
Union led to the abolition of slavery in the entire country.
United States has a big disparity of wealth, which means that some people are a lot richer than others and that a big portion of the country's wealth is in the hands of only few people.
The correct answer is: b. The richest 20 percent of the population has a much greater share of income than the poorest 20 percent.