Studies conducted to understand changes over time, in particular, populations or differences in respondents who share specific qualities are:

Which best expresses the radical republican philosophy of reconstruction? a. the confederate states were conquered territories that should be ruled by military governors. b. the southern states actually never left the union. c. if ten percent of the voters of a state that had seceded took an oath of allegiance to the union, then it should be readmitted as a state.

When the communist, under mao, took control of china in 1949 they announced total support support for which country and its ideology?

Statement best describes the main reason behind the establishment of government in the early river valley civilization‘s