Answer:
I believe the correct answers are B and D.
Step-by-step explanation:
B) Women stepped into fill the roles/jobs that were typical of men, due to the fact that the men were needed to fight in the war.
D) Women gained confidence during WWI as a result of success in their work. Women continued to challenge stereotypes that implied that they could not handle men's work. Soon after, women gained the right to vote in the U.S., Britain, and Germany.