Official 11 Lec 1
Question 6 of 6
Why does the professor say this:

A.

To describe the behavior of an injured sandpiper

B.

To give an example of a well-performed broken-wing display

C.

To show why some sandpipers fail to distract predators

D.

To distinguish the sandpiper's display from another kind of display

正确答案:D

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