What is a community?

A. individuals of the same species that live in different areas

B. populations that live and interact in the same area

C. populations that live in similar environments around the world

D. individuals of the same species that live in the same area

Community, also called biological community, in biology, an interacting group of various species in a common location. For example, a forest of trees and undergrowth plants, inhabited by animals and rooted in soil containing bacteria and fungi, constitutes a biological community.

So (B) is your answer