Social Darwinists believed that
A) religious and scientific worlds should be kept separate.
B) powerful nations were meant to dominate weaker societies.
C) the teaching of evolution theories in American public schools was unconstitutional.
D) human beings had reached the point where competition among nations was no longer necessary.

B.) powerful nations were meant to dominate weaker societies.

Darwinists believed that more powerful nations were more powerful than weaker societies.

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.

hello answer is b i hope that helepd.