Official 44 Lec 1
Question 6 of 6
What is the professor's opinion about the approach inventors took to the development of the new nanocoating?

A.

He thinks other inventors should use a similar approach

B.

He is impressed by the flexibility of their approach

C.

He is surprised the research process took so long

D.

He thinks they should have spent more time testing a superhydrophobic coating

正确答案:B

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