GKFix MCQ Question

What is the average of the second and third C–H bond dissociation enthalpies in methane?

• A. 435.5 kJ mol⁻¹
• B. 445.5 kJ mol⁻¹
• C. 455.5 kJ mol⁻¹
• D. 465.5 kJ mol⁻¹