Official 4 Lec 3
Question 6 of 6
What does the professor imply when he says this:

A.

The movement pattern of the rocks was misreported by researchers.

B.

The rocks are probably being moved by people.

C.

The movement pattern of the rocks does not support the wind theory.

D.

There must be differences in the rocks' composition.

正确答案:C

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