1 Read the following statement.
Slavery ended and black Americans gained political power, but they faced the backlash of racial violence.
Which sentence from the article BEST supports the statement above?
(A) On February 3, 1870, the 15th Amendment was passed, granting all male citizens the right to vote regardless of race.
(B) White supremacist groups like the Ku Klux Klan also formed following the Civil War.
(C) Many black women were leaders in the movement for women's voting rights, also called women's suffrage.
(D) Many new universities, now called historically black colleges and universities, or HBCUs, began to operate during Reconstruction.