Which of these statements best describes a molecule? * 7 points All molecules must contain carbon and oxygen. All molecules must have two different elements. All molecules are made up of two or more atoms. All molecules must have at least three different atoms.

All molecules are made up of two or more atoms.

Explanation:

A molecule is made of atoms . The atoms may be of the same element or of different elements . That means a molecule must have at least two atoms . If it contains only one atom then it will not be called a molecule . Rather it will be called an atom. so

All molecules are made up of two or more atoms.

that tool would be a compass