32. Which of the following statements is true?

a	The aggregate supply curve shows the value of real GDP at different price levels.
b	The shape of the aggregate supply curve is determined on the basis of whether input prices and output prices are fixed or flexible.
c	In the very short-run, both input prices and output prices are fixed.
d	All of the above.
e	Only a) and b)

31. Which of the following statements is true?

a	Imported resources add to domestic supplies and act to reduce per-unit production costs, which increases aggregate supply.
b	A decrease in the price of imported resources, such as oil, increases per-unit production costs, which then decreases aggregate supply.
c	Exchange rate fluctuations can cause changes in per-unit costs.
d	All of the above.
e	Only a) and c)