I would say B manifest destiny
Federalists basically wanted a big government, whereas anti-federalists did not they wanted a very small central government. This inspired a few individuals to create the federalists papers, which basically entailed what was actually happening in the consititutipn.
Our reasons were racial, anti-imperialist, land claim specific, and practical. The goal of the United States was not to conquer another country, but to simply add to its territory, expand westward (primarily) and fulfill the goal of manifest destiny
Im pretty sure its Harlem. sorry if wronf