All else equal, A. changes in real GNP cause movements along the L(R,Y) schedule. B. changes in real GNP cause the L(R,Y) schedule to shift. C. changes in interest rates cause an increase in the L(R,Y) schedule. D. changes in interest rates cause a decrease in the L(R,Y) schedule. All else equal, when real national income (GNP) more goods and services are sold in the economy and therefore aggregate money demand will A. rises; stay the same B. rises; rise C. falls; stay the same D. falls; rise E. rises; fall