Given: 2 Fe³⁺ + Cu (S)→Cu²⁺ + 2 Fe²⁺ E °

Given:
2 Fe³⁺ + Cu (s) →Cu²⁺ + 2 Fe²⁺ E ° = +0.43 V 2 Ag⁺ + Cu (s) →Cu²⁺ + 2 Ag (s) E ° = +0.46 V What is the standard potential for the cell reaction in the following reaction?
Fe²⁺ + Ag⁺→Ag (s) + Fe³⁺

A) +0.89 V
B) +0.44 V
C) +0.03 V
D) - 0.03 V
E) none of these