What was the prevailing economic challenge the United States faced at the start of World War II?
I really need help with this one, i use plato/edmentum, so if you have the answerr.. ^-^

The correct answer is filling military supply orders

The main transformations perpetrated in the country during the period  from 1939 to 1945, marked by the war economy, but whose effects  overflowing purely military boundaries, contributing to the rise of United states  as the most powerful nation on the globe.

c

explanation:

c

while it was true that the cotton gin reduced the labor of removing seeds, it did not reduce the need for slaves to grow and pick the cotton.

explanation:

before eli whitney's invention of the cotton gin, picking and cleaning cotton was a slow, labor-intensive job. workers, usually slaves, had to pick the seeds from the cotton fibers by hand. this invention made it possible to grow large amounts of cotton on big farms and make money.