According to the lump of labor fallacy, if the economy were a pie, which of the following would be correct?
a. The size of the pie is shrinking, so the pieces are getting smaller over time.
b. The size of the pie is not important; the quality of the pie is what matters.
c. The size of the pie is fixed, so for one piece to get larger, other pieces must get smaller.
d. The size of the pie is growing, so the pieces are getting bigger over time.