Which statement is true of the U.S. military?
a. Immigrants were barred from serving until the 1990s.
b. Blacks served alongside Whites in desegregated units during
World War II.
c. The government ended voluntary enlistment in 1942, relying on
the draft for manpower until after the Vietnam War.
d. It has always been primarily composed of men and women from
middle- and upper-class backgrounds.
e. During World War II, the armed forces were culturally and
ethnically homogenous