Why did Incas build terraces?
A. To improve travel and communication through the empire
B. To allow them to build homes on the sides of mountains
C. To make it easier to climb high mountains
D. To increase the amount of fertile farmland
A. To improve travel and communication through the empire
B. To allow them to build homes on the sides of mountains
C. To make it easier to climb high mountains
D. To increase the amount of fertile farmland