What was a primary reason for the establishment of the Open Door Policy? A. To improve relations with China

B. To gain control of the Panama Canal Zone

C. To encourage Chinese immigration to the United States

D. To protect United States trade in China

Characteristics of what type of economic system are being described below? 1.economy in which some/all of the basic economic questions answered by central authority 2.trade generally limited to what is produced through the influence of the government a. command economies. b. market economies. c. traditional economies.