In which one of the following reactions, the maximum quantity of H2 gas is produced by the decomposition of 1 g of compound by $$\frac{{{H_2}O}}{{{O_2}}}$$ ?
A. CH4 + H2O ⟶ CO + 3H2
B. CH4 + H2O ⟶ CO2 + H2
C. CH4 + $$\frac{1}{2}$$O2 ⟶ CO + 2H2
D. C12H24 + 6O2 ⟶ 12CO + 12H2
Answer: Option A

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