The correct answer is " Citizens would be able to form governments that ensure their interests."
The idea of a social contract involves citizens of a country giving up some of their individual liberties (aka freedoms) so that the government can make society safer. Hobbes argued that this social contract, despite the fact that it limits individual freedoms, will benefit citizens because they have the opportunity to pick their leaders who will make laws based around their wants/needs.
First, Missouri would be admitted to the union as a slave state, but would be balanced by the admission of Maine, a free state, that had long wanted to be separated from Massachusetts. Second, slavery was to be excluded from all new states in the Louisiana Purchase north of the southern boundary of Missouri.
A representative democracy is a democracy in which citizens A. elect representatives to represent them in executive, legislative, and judicial capacities. By virtue of being representative, the electors will cast their votes to place someone in office. From there, the voters have little control over what they do apart from using the following election to either re-elect them or kick them out.