Why did the Plateau Indians' labor force lack job specialization? A. They did not have an interest in art.

B. They had few tasks to complete.

C. They had to focus on finding food.

D. Their religious beliefs forbid them.

Why was the united states motivated to establish the open door policy? a. the policy guaranteed american commerce with china. b. the policy supported the chinese nationalist cause. c. the policy led to a gain of american colonies in asia. d. the policy claimed damages from the chinese.