How does the octet rule apply to covalent bonding?

• A. Metals transfer electrons to achieve a full outer shell of 8 electrons.
• B. Metals share electrons to achieve a full outer shell of 8 electrons.
• C. Nonmetals share electrons to achieve a full outer shell of 8 electrons.
• D. Nonmetals transfer electrons to achieve a full outer shell of 8 electrons.

Answer: (C)