Aflat area that is cut into a hillside to increase available land for planting is called a
a. terrace
b. contour
c. windbreak
d. emission

A flat area that is cut into a hillside to increase available land for planting is called a a)terrace. The definition of a terrace is "a piece of sloped plane that has been cut into a series of successively receding flat surfaces or platforms, which resemble steps, for the purposes of more effective farming."

B hiope this helps 

"teotihuacan was the cultural center of the zapotecs".