Consider the Following Cell Reaction

Consider the following cell reaction:
2Hg²⁺(aq) + H₂(g) → 2H⁺(aq) + Hg₂²⁺(aq) ; E°_cell = 0.92 V
Under standard-state conditions,what is E° for the following half-reaction?
Hg²⁺(aq) + 2e^- → Hg₂²⁺(aq)

A) 0.92 V
B) -0.46 V
C) 0.46 V
D) -0.92 V
E) 1.10 V