Step 1: Understanding tocopherols.
- Tocopherols, also known as Vitamin E, are natural antioxidants that protect food from oxidative spoilage, particularly in oils.
Step 2: Explanation of incorrect options.
- Anticaking agent (A): Prevents clumping but does not act as an antioxidant.
- Flavouring agent (B): Tocopherols do not affect the flavor of food.
- None of the above (D): Incorrect, as tocopherols are indeed antioxidants.
Step 3: Selecting the correct option.
Since tocopherols prevent oxidation and spoilage, the correct answer is (C) Antioxidant.