During ww2 the Allies were: Great Britain, USA, USSR & France
The Brittish colonies were Canada, Australia & New Zealand.
Large numbers of women were recruited into jobs vacated by men who had gone to fight in the war. ... The high demand for weapons resulted in the munitions factories becoming the largest single employer of women during 1918.
The Czechs and the Hungarians is the answer.
I hope this helps ya :)
I believe it is B—California was admitted as a free state.