Answer:
The main reason why some Americans (known as Anti-Federalists) opposed the ratification of the U.S. Constitution is because they felt that this would make the central government too powerful, and that it would become tyrannical over the individual states.
i think it's A. It did not outlaw slavery.
There are many of them but the most common are:
1.) Photosynthesis
2.) Solar Energy
3.)Thermochemical Reactions
Direct democracy is a government in which everyone individual has an input on governmental decisions. However, due to America’s large population, it is hard to gather everyone in an area to make those decisions. That is why, in the US, we have a representative democracy—Representatives from each state represent their states decision in making decisions.