Keynesian Business Cycle Theory Cannot Account for the Procyclical Behaviour

Multiple Choice

Keynesian business cycle theory cannot account for the procyclical behaviour of

A) employment,money,inflation,and labour productivity with the labour hoarding assumption.
B) unemployment,money,inflation,and labour productivity with the labour hoarding assumption.
C) employment,money,real interest rates,and real wages with sticky wages.
D) unemployment,money,inflation,and real wages.