What was the result of the revival of the Ku Klux Klan

The creation of legislations that's created to discriminate against minorities.

Explanation:

The first generation of Ku Klux Klan lost its prominence in 1870s after a series of Citizens' protests and Federal regulations that's targeted toward ending their activities.

But 1920s, this group started to experience an Emergence

Due to their numbers, Many politicians actually cater to their demand in order to secure their position in the election. This caused a series of legislations that created specifically to pores the minorities such as Poll Tax (to prevent African Americans from voting) , Legislation to separate educational institution between white and black citizens, heavy limits on immigration, etc.

the answer here would be

d. hip hop

it was originated in the 70s while the harlem renaissance occured in the 1920s