Which Statement Correctly Describes the Following Reaction?
O₂(g) + 4 $\rightarrow$

Multiple Choice

Which statement correctly describes the following reaction?
O₂(g) + 4 H⁺(aq) + 4 Cl ^- (aq) $\rightarrow$ 2 H₂O(l) + 2 Cl₂(g)

A) O₂ is a reducing agent.
B) H⁺ and Cl ^- are oxidized.
C) H⁺ is reduced.
D) H⁺ is a reducing agent.
E) Cl ^- is a reducing agent.