The difference in time it took for Columbus to cross the Atlantic and John Glenn to cross the Atlantic is an example of *

Space-time compression

Explanation:

The compression of space-time is understood as a theory by David Harvey that tells us the following: This theory is linked to the process of accelerating global events so that we feel that the world is smaller and the distances shorter.

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

whats the question? im not quite understanding your question.