Answer: A policy of remaining apart from the affairs or interests of other groups, especially the political affairs of other countries.
Explanation:
Answer D is false. The germans used a ton of airplanes for their Blitzkrieg tactic. Allied bombers hurt the german economy, crippling their war macine. And most of the pacific victories of the US against Japan, such as the sinking of the yamato, was mostly because of the air force the US possesed.
Women began playing a large role in the workforce
I'm pretty sure that would be, Frederick Douglass.