The mayan and aztec civilizations of mesoamerica drew heavily on the older culture known as which rose around 700 b. c. along the gulf of mexico

answer: the answer is b

explanation: i just took this quiz last week

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.