What was the purpose of the exam system during wudi's rule

Can i have all the nicknames of all 50 states of usa?

What caused the settlement of more african americans in the mississippi alluvial plain region than in the ozark mountains point)

Which of the following are ways that a citizen can address issues in the nation? learn how government works first. give money to special interest groups. volunteer to special interest groups. study the record of representatives and vote in elections. employ executive restraint in the office of the u.s. president.