The correct answer is: A polling place.
A polling place is usually a public building or a school where go people to cast their ballots in an election. Voters in a particular precinct are designated to the same polling place, since it is arranged in order that the people who live nearby can go cast their votes.
He is talking about how someone in America shouldn't be judged on their social classes, rather what they do for the country and for themselves. This can also be interpreted as the Americans wanted to establish a nation in which everyone was equal which wasn't later done until a later date in time.
No, they were the ones who sold off the slaves.
Incase the banks fail again, they provide insurance for americans and will return lost money