Examine the Following Half-Reactions and Select the Strongest Oxidizing Agent

Examine the following half-reactions and select the strongest oxidizing agent among the substances.
[PtCl₄]^2-(aq) + 2e^-
Pt(s) + 4Cl^-(aq) ;E° = 0.755 V
RuO₄(s) + 8H⁺(aq) + 8e^-
Ru(s) + 4H₂O(l) ;E° = 1.038 V
FeO₄^2-(aq) + 8H⁺(aq) + 3e^-
Fe³⁺(aq) + 4H₂O(l) ;E° = 2.07 V
H₄XeO₆(aq) + 2H⁺(aq) + 2e^-
XeO₃(aq) + 3H₂O(l) ;E° = 2.42 V

A) [PtCl₄]^2-(aq)
B) RuO₄(s)
C) HFeO₄^- (aq)
D) H₄XeO₆(aq)
E) Cl^-(aq)