A Galvanic Cell Is Composed of These Two Half-Cells, with the Standard

A galvanic cell is composed of these two half-cells, with the standard reduction potentials shown: What is the standard free energy ( $\Delta$ G°) change for the cell reaction of this galvanic cell?

A) -806 kJ
B) -1.22 × 10³ kJ
C) -706 kJ
D) -540 kJ
E) -600 kJ