Recent increases in the international prices of crude oil and basic commodities would:?

a) move the economy to the left along the AS curve, lowering real GDP and the general price level. b) shift the AD curve down to the left, lowering real GDP and the general price level. c) shift the AS curve down to the right, increasing real GDP and lowering the general price level. d) shift the AS curve up to the left, lowering real GDP and raising the general price level.