The Phrase "Supply-Side Economics" Refers to

The phrase "supply-side economics" refers to

A) Franklin Roosevelt's economic policy of supplying war materials to the allies in World War II.
B) Jimmy Carter's reduction of capital gains taxes.
C) congressional efforts to control the federal budget.
D) a theory embraced by Ronald Reagan that tax reductions would stimulate the economy.
E) the U.S. policy of supplying aid to third world countries that supported the U.S.