How does periodization help historians better understand the past? A. It allows them to compare ancient or foreign cultures to modern American culture. B. It helps them build historical narratives by dividing history into distinct eras. C. It synthesizes many seemingly different ideas into a new historical conclusion. D. It strengthens historical arguments by removing individual historians' biases.

B. It helps them build historical narrative by dividing history into distinct eras

Explanation:

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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