What voting issues did african americans have to overcome in the 1960s?

They were intimidated by violent threats and actions.

During the 1960's, African-Americans still faced a significant amount of discrimination in American society. This included threats and physical violence. Groups like the Ku Klux Klan, a white supremacist organization, used fear tactics in order to stop African-Americans from voting during this era. This included death threats or actually violence if they showed up to the polling place.

i believe the answer is d.