GKFix MCQ Question

What is the enthalpy change for the reaction: CH₄(g) → C(g) + 4H(g)?

• A. 435.0 kJ mol⁻¹
• B. 242 kJ mol⁻¹
• C. 428 kJ mol⁻¹
• D. 1665 kJ mol⁻¹