Vitamins _________ are both antioxidants that neutralize harmful free radicals.

• A. B₁ & C.
• B. E & C.
• C. B₆ & C.
• D. D & E.

Answer: (B)

Verified step by step guidance

1. Understand the role of antioxidants: Antioxidants are compounds that neutralize free radicals, which are unstable molecules that can cause cellular damage. Vitamins that act as antioxidants help protect the body from oxidative stress.
2. Identify the vitamins commonly known as antioxidants: The primary vitamins with antioxidant properties are Vitamin E and Vitamin C. Vitamin E is a fat-soluble vitamin that protects cell membranes, while Vitamin C is a water-soluble vitamin that protects the aqueous parts of cells and tissues.
3. Eliminate incorrect options: Vitamin B1 (thiamine) and Vitamin B6 (pyridoxine) are not classified as antioxidants. They play other roles in energy metabolism and amino acid metabolism, respectively.
4. Focus on the correct pair: Among the given options, the pair 'E & C' includes both vitamins that are known antioxidants.
5. Conclude the reasoning: Based on the above analysis, the correct answer is 'E & C,' as these are the vitamins that neutralize harmful free radicals.