Biology

The correct answer is: C.Species

A species is defined as a group of similar organisms that can mate with each other and produce fertile offspring under natural conditions. The offspring of members of the same species are capable of mating and reproducing as well.

Here’s a breakdown of the other terms:

A.Domain: This is the broadest level of classification and includes several kingdoms (e.g., Eukarya, Bacteria, Archaea). It does not specifically refer to organisms that can mate and reproduce.