All of the Following Statements Concerning the Evolutionary Species Concept

All of the following statements concerning the evolutionary species concept are true EXCEPT

A) it requires that the members of a species share a distinct evolutionary pathway.
B) it relies on identification of certain morphological traits to distinguish one species from another.
C) abrupt changes in traits are indicative of the evolution of a new species in the fossil record.
D) an evolutionary "family tree" is used to identify species based on a common ancestor.