The main purpose of the tenth amendment is to

Clarify limits on the federal government, is the right answer.

Explanation:

Amendment Tenth to the Constitution of the U.S was ratified on 15th December 1791. It represents the belief of federalism and the rights of the states, which rigorously promotes the whole plan of the innovative Constitution for the U.S. by declaring that the federal government holds only those endowments assigned to it by the Constitution of the United States. All unused powers are kept for the people or the states. Hence, the main purpose of this amendment is to clarify the limits on the federal government.

a

explanation: