Using the Following Data, Determine E^o_cell for the Electrochemical Cell $\rightarrow$

Using the following data, determine E^o_cell for the electrochemical cell constructed using the reaction of nitrous oxide and oxalic acid under acidic conditions.Unbalanced: N₂O(g) + H₂C2O₄( s) $\rightarrow$ 2 CO₂ (g) +N₂ (g) +H₂ O(l)

A) (+1.29 V)
B) (-1.29 V)
C) (+2.27 V)
D) (-2.27 V)
E) (+0.87 V)