Thoose the correct statement O A. The SAS curve shifts rightward when the price level falls. OB. Along the SAS curve, the real wage rate and the price level change by the same percentage OC. In the short run, a rise in the price level brings no change in the quantity of real GDPysupplied. OD. The quantity of real GDP supplied equals potential GDP at the price level at which the real wage rate is at its full-employment equilibrium level