Standard free energies of formation (in kJ/mol) at 298 K are -237.2, -394.4 and -8.2 for $H_2O(l)$, $CO_2 (g)$ and pentane(g) respectively The value of $E^o$ cell for the pentane-oxygen fuel cell is:

Question

( A ) 2.0968 V
( B ) 1.968 V
( C ) 1.0968 V
( D ) 0.0968 V