Answer:
B. They used terrace farming.
Step-by-step explanation:
According to a different source, these are the options that come with this question:
A. They used llamas to farm.
B. They used terrace farming.
C. They grew high-altitude crops.
D. They built cisterns to store water.
The technique that the Zapotecs used for farming was terrace farming. The Zapotecs were an indigenous civilization that originated in the valley of Oaxaca, in present Mexico. The Zapotec were one of the most advanced civilizations of Mesoamerica, and they created an empire around the city of Monte Alban. The Zapotecs developed an advanced calendar, as well as a system of writing which preceded that of the Aztec, Maya and Mixtec.