Put in order the stages of coal formation. Anthracite
Peat
Lignite
bituminous

put it in order from 1 to 4

1 peat 2 lignite 3 bituminous 4 anthracite

Explanation:

not sure if you need them each explained or not but if so let me know

to contain the wave of communism

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.