The term 'Congress Makes It' refers to the LAW-making power of the United States Congress. Congress is the legislative branch of the federal government and has the authority to pass laws that are binding on all citizens. The three-letter solution for this term is LAW, which stands for the legal system in the United States. Congress has the power to create, amend, and repeal laws, and its decisions are binding on all citizens. This power is an important part of the American system of government and helps ensure that the rights of citizens are protected.