Hydrogen peroxide oxidises `[Fe(CN)_(6)]^(4-)` to `[Fe(CN)_(6)]^(3-)` in acidic medium but reduces `[Fe(CN)_(6)]^(3-)` to `[Fe(CN)_(6)]^(4-)` in alkaline medium. The other products formed are, respectively
A. `H_(2)O and (H_(2)O + O_(2))`
B. `H_(2)O and (H_(2)O + OH^(-))`
C. `(H_(2)O + O_(2)) and H_(2)O`
D. `(H_(2) O + O_(2)) and (H_(2)O + OH^(-))`