26. You eat either apples or oranges every day, and have negatively-sloped demand functions of apples and oranges. If apples are on sales, your demand for
(A) apples will increase.
(B) apples will decrease.
(C) oranges will increase.
(D) oranges will decrease.
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統計: 尚無統計資料
統計: 尚無統計資料