A.Biome - a community of plants and animals that have common characteristics for the environment they exist in. They can be found over a range of continents. Biomes are distinct biological communities that have formed in response to a shared physical climate.
B.Biosphere -the global ecological system integrating all living beings and their relationships, including their interaction with the elements of the lithosphere, geosphere, hydrosphere, and atmosphere.
C.Biomass - the living weight of the organisms
D.Community - A group of different populations with related characters is called community.
So the correct option is 'community'.