How did the u. s. constitution solve a problem created by the articles of confederation?

the constitution gave the supreme court the power to make new laws.
the constitution gave each state final authority over the laws.
the constitution required the supreme court to resolve disputes between states.
the constitution required unanimous consent of states to be amended.

The Constitution required unanimous consent of states to be amended.

Explanation:

The Articles of Confederation was the first American constitution, with an extremely limited central government.

The constitution requires the consent of about seventy percent of the states, but failed because it was difficult to pass any legislation that would affect all 13 states. So the government had very little power.

The constitution empowered the new government to regulate trade between the states by removing the issue of states' rights.

my cultural heritage consists of irish, german, native american, and others.