:Higher resource costs shift the Select one A. short-run aggregate supply curve leftward, raising the price level and .decreasing potential GDP B. short-run aggregate supply curve leftward, raising the price level and decreasing real GDP so it is less than potential GDP C. short-run aggregate supply curve rightward, raising the price level and decreasing real GDP so it is less than .potential GDP O D. long-run aggregate supply curve leftward, decreasing real GDP and increasing potential GDP