How Can You Tell If a Trait Has Evolved Due

Multiple Choice

How can you tell if a trait has evolved due to homologous evolution or analogous evolution?

A) You compare the function of the trait across different species.
B) You do an analysis of the fossil evidence for the trait.
C) You do a comparative analysis to see if the two species with the trait in question have a common ancestor.
D) You use statistics to determine the probability that the animal would have this trait based on chance alone.