Examine this poster published by the US government during World War II. What is the purpose of this poster?

A war poster shows a woman building part of an aircraft. The caption says, “The more women at work the sooner we win!”

A.
to keep women busy while their husbands fight in the war
B.
to encourage women to become financially independent
C.
to urge women to support the nation by taking up jobs
D.
to present career options to women who like to work