Which power is a congressional power? printing new dollar bills for the nation nominating a new supreme court justice making a decision for the armed forces interpreting civil rights legislation

Nominating a new Supreme Court Justice

Explanation: Mainly because a person that high in the government has to be carefully looked over before nomination.

while it was true that the cotton gin reduced the labor of removing seeds, it did not reduce the need for slaves to grow and pick the cotton.

explanation:

before eli whitney's invention of the cotton gin, picking and cleaning cotton was a slow, labor-intensive job. workers, usually slaves, had to pick the seeds from the cotton fibers by hand. this invention made it possible to grow large amounts of cotton on big farms and make money.