Consider the Following Table of Standard Half-Cell Potentials

Consider the following table of standard half-cell potentials:
A₂ + 2 e^- → 2 A^- E° = + 1.09 V
B⁴⁺ + 2 e^- → B²⁺ E° = + 0.15 V
C³⁺ + 3 e^- → C E° = - 1.66 V
D²⁺ + 2 e^- → D E° = - 2.37 V
Which substance is the strongest oxidizing agent?

A) A₂
B) B⁴⁺
C) C³⁺
D) D²⁺