Answer:
The powers not delegated to the United States by the Constitution, nor prohibited by it to the States, are reserved to the States respectively, or to the people.
B is the only one that sounds like it's not in the right question. Unless you know for sure it's not B, that's my suggestion.
It looks as if he is replying back to them about a situation that got him confined during "constructive": work as he talk about himself and his work while asking or waiting for an answer back .
The Soviet Union no longer provided aid and weapons to African countries.
If other countries aren't willing to fight for them and they cant fight for themselves the United States probally would but no we dont have to