Which of the Following Reactions Does Not Involve Oxidation-Reduction?
A) $\rightarrow$

Which of the following reactions does not involve oxidation-reduction?

A) CH₄ + 3O₂ $\rightarrow$ 2H₂O + CO₄
B) Zn + 2HCl $\rightarrow$ ZnCl₂ + H₂
C) 2Na + 2H₂O $\rightarrow$ 2NaOH + H₂
D) MnO₂ + 4HCl $\rightarrow$ Cl₂ + 2H₂O + MnCl₂
E) All are oxidation-reduction reactions.