Determine E°_cell for the Reaction: 2 Ag(s)+ Mg²⁺(aq)→ 2 Ag⁺(aq)

Determine E°_cell for the reaction: 2 Ag(s) + Mg²⁺(aq) → 2 Ag⁺(aq) + Mg.(s) The half reactions are:
Mg²⁺(aq) + 2 e^- → Mg(s) E° = -2.356 V
Ag⁺(aq) + e^- → Ag(s) E° = 0.800 V

A) 0.756 V
B) -0.756 V
C) 3.156 V
D) -3.156 V
E) 1.556 V