How would you describe emancipation among slaves

When was wheeled traffic permitted in early rome? daytime nighttime all day never

Experimented with communism before taking part in a number of civil rights and antiwar protest

Two of these describe "federalism." (choose two answers) select one or more: a. the national government absolutely controls all state governments. b. power is shared by the national and state governments. c. state governments exercise absolute power over the national government. d. it is a compromise meant to eliminate the disadvantages of a "unitary" and a "confederate" system.