The federal income tax system is? A. Efficient
B. Simple
C. Regressive
D. Equitable (fair)

Explanation would be nice also please.

Deindividuation is: a. the tendency to think more clearly b. the tendency to assert your individuality c. the tendency to feel anonymous in a large group d. the tendency to bond with others

Which of the following statements about slavery is not correct? a. slavery was a very profitable industry that build the united states. b. the french were the first to profit from the african slave trade. c. slaves were sold at auction blocks like farm animals. d. slaves were not considered citizens or even people.

What occurred during the free banking era? the dollar bill was introduced. the second bank of the united states was established. repaying of loans was not closely monitored. currency varied widely from state to state.