Answer:
d. whether or not the traits were inherited from a common ancestor
Step-by-step explanation:
Homology is a term used in the evolution biology to describe similar traits among two or more different species that came from a common ancestor species. On the other hand, homoplasy also refers to similar traits among different species but that evolved independently.
An example of homology are the forelimbs of frogs, birds, rabbits, and lizards.
An example of homoplasy is the eye.