Which type of substance is graphene? a-atom b- molecule c-compound will mark brainliest

B- molecule

Explanation:

An atom is the smallest entity of a substance which may or may not have independent existence.

Molecule is a pure substance which is composed of similar kind of  atoms.It can not be decomposed into simpler constituents using chemical reactions.Example: Hydrogen

Compound is a pure substance which is made from atoms of different elements combined together in a fixed ratio by mass.It can be decomposed into simpler constituents using chemical reactions. Example: water

Graphene is a crystalline allotrope of carbon and thus is a molecule as it is made up of  similar kind of  atoms.

answer: i dont know the answer but this might

explanation:

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they all get energy from eating other animals, dead animals to be more precise.

hienas tends to steal pray from other animals. crows and vultures tend to eat dead animals and leftovers.

hope it ,

bioteacher101