Which of the following is the correct equation for the reaction below?

A. CH (g) + O2 (g) CO (g) + H2O (g)

B. CH (g) + 2O (g) CO (g) + 2HO (g)

C. CH4 (g) + 2O2 (g) CO2 (g) + 2H2O (g)

D. CH4 (g) + 2O2 (g) CO2 (g) + H2O (g)