What were zoning laws designed to primarily to do?
a. encourage growth of heavy industry
b. separate functions within a city
c. create immigrant ghettos
d. protect water from pollutants

federal appellate courts are called courts of appeals. cases can be further appealed to the u.s. supreme court. cases are heard for the first time in a trial court. if either party disagrees with the decision in the trial court, they can appeal, asking a higher court to review the decision.

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.