(01.01 LC) Many American Indian groups practiced
transhumance, which means (4 points)
O moving between settlements depending on the seasons
being constantly on the move following animals for
hunting.
settling in one place and practicing small farming
trading with nearby communities
eeds

It prohibits states from interfering with the federal government's exercise of its constitutional powers, and from assuming any functions that are exclusively entrusted to the federal government. It does not, however, allow the federal government to review or veto state laws before they take effect.

Hope that helped :P