Which of the following can shift the macro economic equilibrium from point B to point A?A) Business tax increaseB) the money supply increase C) Federal income taxes increaseD) discretionary government spending increases

Figure: Macroeconomic Equilibrium Long-run Price aggregate Level supply Short-run aggregate supply 2 Short-run aggregate supply 1 PL 3 PL z B PL Aggregate demand? Aggregate demand, O Y