Humans have adapted to live on which type of these landforms? select all that apply.

a. plains
b. valleys
c. plateaus
d. mountains

Heyo, I just took the test, so I know this answer is right!

It's all of them. Select A.), B.), C.), and D.)!

Have a good day/night!

classical republicanism, also known as civic humanism, is a form of republicanism  developed in the renaissance inspired by the governmental forms and writings of  classical  antiquity, especially such  classical  writers as aristotle, polybius, and cicero.