The correct option is A. A dual federalism refers to the system of government whereby the political power is divided between the federal and the state government in clearly defined terms.The state government typically exercise those powers given to it without interference from the federal government. Under this arrangement, the federal and the state government usually have disagreements.<span />
C. The economist that most supported the idea that government should spend money to help fuel economic growth during periods of economic crisis is John Maynard Keynes