Answer:I
If you mean by 21st century then, having awesome medical people
Explanation:
A lot of contries don't have a lot of medical staff, but the US has hired very good medical staff.
The upper class Because they got all the advantages of it with none of the bad of it but that could also be the working class because they got more jobs and were able to find jobs faster and easier depends on what your lesson is focusing on
The answer is D, it helped unify the colonists to fight the war.
Each citizen is to be given equal concern and respect in the eyes of the law and in the policies of governments.