Which of the Following Is NOT a Weakness of Fiscal

Multiple Choice

Which of the following is NOT a weakness of fiscal policy?  

A)  Time lags in fiscal policy are long and variable. 
B)  Fiscal policy works only during periods of stagflation. 
C)  Fiscal policy often affects only current income, but many economic decisions are made on the basis of permanent income. 
D)  Fiscal policy might have undesirable long-term effects on short-run aggregate supply.