Answer:
its most definitely c. trust me
Explanation:
Deci, Centi, then Nano is the correct order from largest to smallest
<span>An Object 4 Cm Tall Is Placed 12 Cm From A Divergi... | Chegg.com</span>
If you are talking about Isotopes then I believe it is the amount of atoms that have different amounts of neutrons ,but the same number of protons.
