Suppose that the price of doughnuts decreases and that doughnut-holes are a by-product of producing doughnuts. One would expect:
选项:
A:the supply of doughnut holes to decrease.;
B:the supply of doughnuts to decrease.;
C:the supply of doughnuts to increase.;
D:the supply of doughnut holes to increase.
发布时间:2024-04-24 23:29:12