Consider the chemical reaction given below and identify the row containing substances oxidized and reduced: `Fe_(2) O_(3) + 3CO to 2Fe + 3CO_(2)` Select the correct statements: (I) `Fe_(2) O_(3)` is reduced to `Fe` (II) `Fe` is oxidized to `Fe_(2) O_(3)` (III) `CO` is oxidized to `CO_2` (IV) `CO_2` is reduced to `CO`