Which of these choices describes John Brown? Choose the best answer. a proslavery Border Ruffian
a member of Congress who proposed the Kansas-Nebraska Act
an antislavery man who led the Pottawatomie Massacre

The Last one

Explanation:

He was anti-slavery so the first one is out

The one who proposed the Kansas Nebraska act was Stephen Douglas, so the second one is out

Just use process of elimination!

Hope this Helps :)

it was the "4. potsdam" conference that demanded the unconditional surrender of japan, since it was clear that the japanese would continue to find until the very last man otherwise.

not sure but thinking i'ts cause the government was broke. not sure