The United States were established as a federal government, which means the federal power was given by the Constitution, but the Tenth Amendment was added to the Constitution, in 1791, as a way to limit the power of the central government and to highlight the rights of the States and the people. Thus the right answer is the option "The Tenth Amendment reserves the rights of the states, whereas the others only reserve the rights of the people".
Question : The framers of the United States Constitution included the concepts of federalism, checks and balances, and separation of powers in the document because they
Answer : Wanted to prevent one person or group of people from having absolute power.