What happened in the black hills in 1874

Gold was found.

A land rush occurred.

White settlers violated a treaty guaranteeing the Black Hills to American Indians.

i would say d out of common sense

affirmative action refers to the policies that take gender, race, or ethnicity into account in order to promote equal opportunity.

employers subject to title vii are prohibited from taking race or sex into account in any employment decisions. aa is a penalty for having any job group substantially statistically "underutilized" in any race or either sex. the employer must take steps to eliminate the underutilization, then stop, ending its aa efforts