What was the purpose of the world war ii poster of "rosie the riveter" (seen here)? a) to pressure women to make their own clothes b) to convince women to join the armed services c) to persuade women to stay at home and care for children d) to encourage women to work in making material for the war

D. to encourage women to work in making material for the war
The Rosie the Riveter poster was aimed at women during World War II to join in the war effort and work for the defense industries in the United States.  The propaganda campaign became the most successful recruiting tool for workers during World War II.