Astudent learning about u. s. history is instructed to write a paper about w. e.b. du bois and race relations in the united states. which of the following facts would be most relevant to the student's assignment?

a. the selma-to-montgomery protest marches secure voting rights for minority citizens. b. the naacp was organized to secure full legal equality for minority citizens. c. the civil rights act of 1968 outlawed many forms of discrimination in the housing market. d. the march on washington rally nationwide support for the civil rights movement.