Which of the Following Is a Difference Between John Maynard

Which of the following is a difference between John Maynard Keynes and the classical economists?

A) Keynes did not believe that unemployment was a serious long-term problem; the classical economists did.
B) Keynes did not believe that the economy was always in equilibrium; the classical economists did.
C) Keynes did not believe that the economy necessarily settled at full employment; the classical economists did.
D) Keynes believed that the economy was always in equilibrium; the classical economists did not.
E) Keynes believed that a general glut of output was a good thing for the economy; the classical economists believed a glut created an unemployment problem for the economy.