3. How did the U. S. economy change when the United States entered World War II? A- Many women lost their jobs.
B- African American workers faced discrimination.
C- Factories shifted to producing materials needed to fight the war.
D- The military began drafting factory workers.

Factories shifted to producing war materials

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.

answer; adoption agencies tend to place separated twins in similar homes;