Two Business Cycle Facts That Are Less Easily Explained by the Real

Two business cycle facts that are less easily explained by the real business cycle are that

A) the nominal money supply is procyclical and leads the business cycle.
B) the nominal money supply is procyclical and is a leading indicator.
C) the nominal money supply is procyclical and is coincident with the business cycle.
D) the nominal money supply is procyclical and lags the business cycle.
E) money and prices are both acyclical.