GKFix MCQ Question

What is the general formula for the complete combustion of a hydrocarbon (CₓHᵧ)?

• A. CₓHᵧ + (x + y/4) O₂ → x CO₂ + (y/2) H₂O
• B. CₓHᵧ + O₂ → x CO₂ + y H₂O
• C. CₓHᵧ + (x + y) O₂ → x CO₂ + y H₂O
• D. CₓHᵧ + (x*y/4) O₂ → x CO₂ + (y/2) H₂O