Women were asked to work in factories during world war i because
o most women could be paid less than men.
o most men refused to do factory work.
o most men were away fighting in the war.
o most women did not want to be alone.

O most men were away fighting in the war.

Explanation:

The US had already diverted male population to the war effort as soldiers, which generally left only those who did not meet military requirement. Women had to hold the home front, which included taking care of their families as well as regulating use of war material as well as creating war material.

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it refers to race, i am pretty sure this was a popular term in nazi germany or something.