Answer:
Except : A) deny African Americans citizenship.
Explanation:
US Congress passed the First Civil Rights in April 1866 that granted citizenship to all African Americans and annuled the infamous Supreme Court´s Dred Scott decision of 1857. So, the Black Codes laws couldn´t impede freed black people from becoming American citizens.
Cahokia was one of the largest and possibly the capital city of the people that are referred to as the Mound Builders. Cahokia's size and the large number of people that lived there led to the main issues. Bad droughts and poor harvests meant people couldn't eat.
The right to bare arms. :)
B. The federal government did not have enough power to enforce its
laws, so the Constitution gave the federal government more power
than the states.
