問題詳情

4. What may be inferred about the airline industry?
(A) It is responsible for about 11 percent of greenhouse gases.
(B) It is extremely sensitive to costs, such as fuel.
(C) It is making more profit with purchase of new aircrafts.
(D) It is quickly declining because of low profitability.

參考答案

答案:B
難度:適中0.555921
統計:A(28),B(169),C(48),D(59),E(0)

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