Where does the state government get these powers? what article?

Article I, Section 10 of the Constitution of the United States puts limits on the powers of the states

Explanation:

because its important to learn about other countries and how high tech they are compared to us. also its good to learn about other cultures and how ours differs and in common also we need to learn about companies that we still buy since they ship it here.

d.

the northwest territory became the most densely populated area in the u.s.