How do electrolytic principles apply to the operation of rechargeable lithium-ion batteries?

• A. Rechargeable lithium-ion batteries use heat energy to drive non-spontaneous reactions.
• B. Rechargeable lithium-ion batteries rely solely on spontaneous reactions to operate.
• C. Rechargeable lithium-ion batteries use electrical energy to reverse the discharge reactions, restoring chemical energy.
• D. Rechargeable lithium-ion batteries generate electrical energy without converting chemical energy.

Answer: (C)