GKFix MCQ Question

What is the correct balanced oxidation half-reaction for I⁻ in basic solution?

• A. 2I⁻ → I₂ + 2e⁻
• B. I₂ → 2I⁻ + 2e⁻
• C. 2I⁻ + 2e⁻ → I₂
• D. I₂ + 2e⁻ → 2I⁻