Official 39 Lec 4
Question 6 of 6
Why does the professor says this?

A.

To emphasize the necessity of working to preserve rare species

B.

To suggest that the company will never find what it is looking for

C.

To emphasize that bacteria that break down cellulose are too rare to be useful

D.

To indicate that she endorses the company's strategy

正确答案:D

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