Alexander Hamilton was known to openly support Various forms of Federalist polciies, which are backed by bankers and wealthy businessmen.
At that time, the majority people in the north were influenced with anti-federalist ideology, so they would pretty much disagree with or even despise Hamilton's policies.
3 I think but I'm not sure
Most people I’m guessing can’t see that they are answer choice because the spacing isn’t big enough but I think the answer is slaves