20)
which amendment gave united states citizens of all races the right to vote?

The 15th amendment granted all races to vote.

Explanation:

The 15th Amendment to the U.S. Constitution granted African American men the right to vote by declaring that the "right of citizens of the United States to vote shall not be denied or abridged by the United States or by any state on account of race, color, or previous condition of servitude."

the right choice would be a. culture within the city-state. c. loyalty to the police. d separation by land and sea.