單項(xiàng)選擇題

降低旅游企業(yè)經(jīng)營(yíng)成本的完整含義是()。

A.降低經(jīng)營(yíng)成本的邊際數(shù)和平均數(shù)
B.降低經(jīng)營(yíng)成本的邊際數(shù)和相對(duì)數(shù)
C.降低經(jīng)營(yíng)成本的絕對(duì)數(shù)和相對(duì)數(shù)
D.降低經(jīng)營(yíng)成本的絕對(duì)數(shù)和平均數(shù)

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