Based on the information presented in the pictograph, what conclusion can be made about the economic relationship between the United States and nations, such as Nigeria, South Africa, and Kenya?

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.