Emperor Wudi served as emperor of the Han Dynasty in China from 141 B. C. until 87 B. C. He changed the way people were appointed to government jobs by
A.
only allowing his family members to work in the government.
B.
assigning jobs to those who had paid him the most money.
C.
using a lottery system to decide who would be placed into jobs.
D.
requiring people to pass written tests before they earned a position.