What happened in 1890 concerning civil rights?

Atwenty states passed laws making it illegal to discriminate a person because of their race
Btwenty states passed laws that made segregation illegal
Ctwenty states passed laws that enacted segregation laws
Dthe formation of the Ku Klux Klan

Please do make sure it's the right answer before you answer. This is very important that I pass this. Thank you guys!

Verified Answer :

The answer would be C. Civil rights safeguard parity and comprise defense from illegal discrimination. Many civil rights in the United States shoot from action in reply to the Civil Rights Movement, but there were many important incidences moving civil rights that continued that era and there are many that shadowed that struggle for liberty and parity and the sustained protection of civil rights.