President Grant's Administration Responded to the Upsurge in Southern Violence

President Grant's administration responded to the upsurge in southern violence against free black men and women by:

A) sending troops to retain order in the South and arrest perpetrators.
B) diverting his attention to tackling the problems of the Whiskey Ring.
C) sending a stern warning, including threats of censuring southern Congressmen, until the violence ceased.
D) pushing two important measures through Congress and making it a felony to interfere with the right to vote.
E) passing a law to make the Ku Klux Klan legal in the South.