What does it mean to say that two different species of organisms are closely related? A. They have the same preferences in diet. B. They have a common evolutionary ancestor. C. They live in the same habitat. D. They have the same parents.

B. They have a common evolutionary ancestor.

Explanation:

The organisms that share a common ancestor exhibit some common traits. If two different species of any living being share a common ancestor, they are more likely to share some common features from their ancestors. Presence of common morphological or any other type of features makes these two species closely related to each other.

it means they have a common evolutionary ancestor. like Humans and Chimpanzee which according to scientists have the same genetics and anatomy.