[Solved] Which of the following is an example of an ancestral homology?

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Q.	Which of the following is an example of an ancestral homology?
A.	Almost all modern reptiles, birds and mammals have forelimbs, a trait they also share with contemporary amphibians.
B.	The first birds and all their descendant species have feathers, a trait that is unknown in any other group.
C.	Humans and many insect species have eyes.
D.	All of the above.
Answer» A. Almost all modern reptiles, birds and mammals have forelimbs, a trait they also share with contemporary amphibians.

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