Which of the Following Is a Correctly Balanced Oxidation Half-Reaction $\rightarrow$

Which of the following is a correctly balanced oxidation half-reaction?

A) H₂C₂O₄ $\rightarrow$ 2 CO₂ + 2 H⁺ + 2e^?
B) I₂ + 2e^- $\rightarrow$ 2 I^-
C) HOCl + H⁺ + 2e^- $\rightarrow$ Cl^- + H₂O
D) H₂S $\rightarrow$ S + 2 H⁺ + 4e^-