Variety of life across the biosphere is called ?

Biodiversity. In biosphere, it is the total organismic life and their entire species on which how they interact with the co-organisms. While biodiversity, is the different and varied living organisms and creatures across the ecosystem or the biosphere, on which is the composed the biotic environment. This may include now the hierarchy and organization among the species of the autotrophs and heterotrophs.

~potters6/te801/biology/biounits/respiration.htm

A) it will stay on the table