Question

how did the incas adapt the mountain region for farming?
□ religious festivals
□ human sacrifice
□ built terraces
□ dug cana

Explanation:

The question is about how the Incas adapted mountain regions for farming. "Built terraces" is a known agricultural adaptation by the Incas to use mountain slopes for farming. Religious festivals, human sacrifice, and dug cana (assuming a typo, but even so) are not farming adaptations.

Answer:

B. Built terraces