Describe what happened to the buffalo as the railroad was being built. Why would this have
angered American Indians?

It was a massive and disruptive system that was constructed though their traditional hunting grounds.

Explanation:

"Tribes increasingly came into conflict with the railroad as they attempted to defend their diminishing resources. ... In response, Native Americans sabotaged the railroad and attacked white settlements supported by the line, in an attempt to reclaim the way of life that was being taken from them."

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