How does the modern study of history challenge earlier histories

ANSWER: By questioning whether their sources are reliable.

EXPLANATION: Early historians wrote history based on sources that usually were not reliable. They used popular beliefs which were not always checked so they did not know for sure if they were true or false. Nowadays historians uses scientific advances, instruments and theories to check the accuracy of an event or a fact. This is why modern historias can challenge earlier historians.

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

b) the confederacy had to pay all union war expenses.