[amp_mcq option1=”Class” option2=”Order” option3=”Genus” option4=”Species” correct=”option4″]
The correct answer is D. Species.
A species is a group of organisms that can interbreed and produce fertile offspring. Members of the same species share a common ancestor and are similar in appearance and behavior.
A class is a group of related orders. Orders are groups of related families. Families are groups of related genera. Genera are groups of related species.
Therefore, the answer is species.