I would say either A or B
Answer:
Speciation
Explanation:
Speciation occurs when a group within a species separates from other members of its species and develops its own unique characteristics
These mushrooms and other fungi will be classified as decomposers and they will obtain their nutrition by breaking down the body of organisms that have died. These organisms play a vital role in the cycling of nutrients in a food chain, since they convert the macromolecules present in dead organisms into smaller ones and release them back into the environment.
Gregor Mendel' research formed the basis of the field of genetics.
