The U. S. Constitution gives Congress the power to A:conduct trials in the U. S. Supreme Court
B:combine state and federal trial courts
C:create inferior courts as necessary
D:close the state courts during a U. S. trial

Make laws. Declare war. Raise and provide public money and oversee its proper expenditure.

Explanation:

well the unjest treatment and discrimination did get faced by the idians and soldiers

explanation:

using the scientific method.