Although U

Although U.S. farmers compose only one-fiftieth of the labor force, they _____

A) are underemployed on the farms.
B) grow about the same as developing nations.
C) grow less than developing nations.
D) grow enough to feed the nation and to lead the world in exports of grain, oil seeds, and cotton.
E) grow enough to feed the nation but underproduce in exports of grain, oil seeds, and cotton.