The classical economists believed that recessions

A) needed to be fought with monetary and fiscal policy.
B) would probably develop into depressions.
C) develop into inflations.
D) would cure themselves.

The classical economists believed in the concept of the "invisible hand" and the self-correcting nature of the market. They believed that a recession would eventually reach a natural equilibrium and return to full employment without any government intervention. Therefore, their answer would be D) would cure themselves.