Which one of the following statements is INCORRECT?Select one: A.An expansionary monetary policy entails a decrease in the interest rate to increase the demand for goods in the economy. B.The result of the implementation of expansionary fiscal policy is that the budget deficit increases. C.A contractionary monetary policy entails an increase in the interest rate. Therefore, the cost of credit in the economy decreases, and the demand for goods decreases. D.The main fiscal policy instrument is the budget, while the main policy variables are government spending and taxation