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

for this case we have the following equation:

we apply distributive property to the terms within parentheses.

subtracting 2 on both sides of the equation:

in londan the most because it was one of the growing countries