Which Statement BEST Describes Why We Use Moles When Measuring

Multiple Choice

Which statement BEST describes why we use moles when measuring quantities of atoms and molecules?

A) Moles are used because they are units of mass.
B) Moles are used because a mole is the same as the atomic mass of an element.
C) Moles are used because atoms and molecules are too small to measure singly.
D) Moles are used because atoms and molecules exist in units of moles.
E) Moles are not involved in measuring quantities of atoms and molecules.