At the beginning of World War 2: A. the U. S. military was still segregated. B. women were allowed to enlist in the army for the first time. C. most African American units were commanded by white officers. D. All of these choices are correct

in 550 b.c.e. cyrus the great, the leader of the persians, conquered the medes and united the iranian people under one ruler for the first time. cyrus became the first king of the persian empire and went on to establish one of the largest empires in world.

there are no answer given

explanation:

industrial revolution, in modern history, the process of change from an agrarian and handicraft economy to one dominated by industry and machine manufacturing