Which of the Following Statements Is True About Keynes' Macroeconomic

Multiple Choice

Which of the following statements is true about Keynes' macroeconomic theory?

A) Keynes agreed that the notion that the economy would achieve the potential level of output in the long run is crucial to explaining prolonged recessions.
B) Keynes dismissed the notion that the economy would achieve full employment in the long run as irrelevant in explaining prolonged recessions.
C) Keynes stressed the notion that the economy would achieve price stability in the long run only if expansionary fiscal and monetary policies were used to address recessions.
D) Keynes argued that the economy would achieve full employment in the long run because of wage and price flexibility.