Using the Following Standard Reduction Potentials

Multiple Choice

Using the following standard reduction potentials,
Fe³⁺(aq) + e^- → Fe²⁺(aq) E° = +0.77 V
Ni²⁺(aq) + 2 e^- → Ni(s) E° = -0.23 V
Calculate the standard cell potential for the galvanic cell reaction given below and determine whether or not this reaction is spontaneous under standard conditions.
Ni²⁺(aq) + 2 Fe²⁺(aq) → 2 Fe³⁺(aq) + Ni(s)

A) E° = -1.00 V,nonspontaneous
B) E° = -1.00 V,spontaneous
C) E° = +1.00 V,nonspontaneous
D) E° = +1.00 V,spontaneous