During the reaction between KCIO_(3) and (COOH)_(2) im acidic medium ,the element which undergoes maximum change in the oxidation number is -

During the reaction between KCIO_(3) and (COOH)_(2) im acidic medium ,

1.	During the reaction between KCIO_(3) and (COOH)_(2) im acidic medium ,the element which undergoes maximum change in the oxidation number is -
Answer» K O CI C Answer :C