Why Do Some Biologists Not Consider Reptiles to Be a Monophyletic

Multiple Choice

Why do some biologists not consider reptiles to be a monophyletic group?

A) Reptiles evolved independently at several different times in the past and from several different ancestral species.
B) Birds are the direct descendants of some reptiles.
C) All reptiles do not reproduce sexually.
D) The ancestors of reptiles are the class Amphibia.
E) Reptiles, birds, amphibians, and fish appeared in the fossil record at approximately the same time.