Answer:
Racism, terrorism, and poverty
Explanation:
These are three social problems I hope this was helpful.
C, because that was basically one of the reasons for the Civil War as well. The Northern and Southern states were always fighting about whether slavery should expand west or not.
The big issue during Carter's presidency was the Iran Hostage Crisis which only ended shortly before Reagan's inauguration.
1 Superpowers
2 Great Society
3 Cuban missle crisis
4 Organization of the American States
5 Peace corps
6 Gulf of tonkin resolution
7 counter culture movement
8 Tet offensive
9 Bay of pigs invasion
10 Domino theory
I am not 100% sure of this answer, but it is the best I can do. I made sure to research as much as possible and answered with what logic my brain can handle.