World History questions! Multiple choice!?

Question:

1. Which of the following was a result of native South Americans succumbing in large numbers to European diseases?
A) the remaining native south Americans were enslaved as part of the Encomienda system
B) African slaves were brought to South America to increase the decreasing labor supply
C) an increase in the number of europeans immigrating to south america
D) remaining south americans were quarantined into brutal concentration camps

2. In what way did the Japanese proximity to Korea prove to be important to it development during the sixth century?
A) Japanese rulers attempted to establish a theocracy
B) Japanese transferred power from the emperor to the bureaucracy
C) Japan spread Daoism to the mainland
D) Koreans introduced Buddhism to Japan

Answer:

B and D