What accurately describes the atoms of a specific element

If its not the quiz im thinking of, then it would be the amount of protons, neutrons, and electrons that make up a certain element. However, if this IS the quiz im thinking of, then it would be:

A zinc, Zn, atom contains 30 protons inside the nucleus and 30 electrons outside the nucleus.

i think the answer is a.

there are 52 characters.

explanation:

i counted all of the letters.