Which One of the Following Is Not Important to the Concept

Multiple Choice

Which one of the following is not important to the concept of homology?

A) Homologous features must be found in a common ancestor.
B) It can include anatomical,physiological,or molecular features.
C) Features must share a common developmental pattern.
D) Species with homologous features must be related.
E) None of the features being compared can be vestigial.