Official 31 Lec 3
Question 1 of 6
What is the lecture mainly about?

A.

Reasons CoT starfish are attracted to coral reefs.

B.

Possible causes of change in the CoT starfish population.

C.

Evidence that coral decline may not be related to the CoT starfish.

D.

Proven ways to effectively control the CoT starfish population.

正确答案:B

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