Following the passage of the fifteenth amendment, states attempted to limit voting rights of african americans through a) registration quotas. b) state constitutions. c) poll taxes and literacy tests. d) blood tests and genealogy.

The correct answer here is the option C.

Following the Civil War and the Fifteenth Amendment the states that still resisted the participation of the African Americans in the political life used numerous tactics to keep the African Americans from voting, usually the poll taxes and literacy tests. This was an effective way to do it as many African Americans who have just been freed had no money at all and no education as well.

Cbecause it’s c and this needs to be 20 characters long