The Key Argument of John Maynard Keynes Is That

The key argument of John Maynard Keynes is that

A) government can pull an economy out of a recession by stimulating demand and creating a cycle of increased production and jobs.
B) government regulations during economic depressions must be lifted because they destroy the already-slim profit margin.
C) the economy of size shows that monopolies are the most efficient way to distribute goods throughout a national marketplace.
D) government can rectify a falling economy by regulating the money supply.