What did Executive Order 9981 do?

desegregated the military
committed segregated troops to the military draft
created gender equality in the military
desegregated the federal work force

desegregated the military

Explanation:

Executive Order 9981: Desegregation of the Armed Forces (1948) ... On July 26, 1948, President Harry S. Truman signed this executive order establishing the President's Committee on Equality of Treatment and Opportunity in the Armed Services, committing the government to integrating the segregated military.

monopolies  came to the united states with the colonial administration. the large-scale public works needed to make the new world hospitable to old world immigrants required large companies to carry them out. these companies were granted exclusive contracts for these works by the colonial administrators. even after the american revolution, many of these colonial holdovers still functioned due to the contracts and land

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the answer is a. harriet tubman was a nurse on the battlefield.