Given standard electrode potentials \[F{{e}^{++}}+2{{e}^{-}}\,\to \,Fe\,;\,\,\,\,{{E}^{o}}=-0.440\,\,V\] \[F{{e}^{+++}}+3{{e}^{-}}\,\to \,Fe\,;\,\,\,\,{{E}^{o}}=-0.036\,\,V\] The standard electrode potential \[({{E}^{o}})\] for \[F{{e}^{+++}}+{{e}^{-}}\to \,F{{e}^{++}}\] is [AIIMS 1982]

• A. ? 0.476 V
• B. ? 0.404 V
• C. + 0.404 V
• D. + 0.771 V