300
The dry, desert environment---
A. was home to the Eastern Woodlands Indians
B. required the Southwest Indians to adapt their entire way of life to it, planting crops such as corn and storing the surplus
C. resulted in the need for extensive trading networks, which used a language developed by the Chinooks.
D. led archaeologists to develop the land bridge theory of migration.
What is B. required the Southwest Indians to adapt their entire way of life to it, planting crops such as corn and storing the surplus