3. The organization founded in 1910 that aimed to help African Americans who had left the South in search of jobs was the *

the NNAACP

Explanation:

this was an organization that started in 1909, this was mad to help african americans  get the rights and jobs that they needed.

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.

the answer is a, salt plain