Moved from settlements and forced to live in camps and some were forced for labour and guides
The American attitude shifted in favor of rights for Native Americans. This is based on "Polls showed that Americans believed in rights for Native Americans". Why it's not A is because it wasn't the polling that contributed to the act, but what the polls showed which is C.
Probably go ask your doctor about how many shots you need to take, that's the probably the best way to avoiding bacterial contamination.
They were made of mud brick.