PLS HELP Terrace farming helped early South American farmers with which challenge?
A. Finding the right crops to plant
B. Planting crops on steep mountainsides
C. Hunting mammoths and ground sloths
D. Getting water from rivers to farms

B

Explanation:

they used terrace farming to cut into the hills and grow there crops

i believe your answer is d)

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.