To answer this question, you need to understand the different types of vitamins and their functions.
Option A) Vitamin B1 - This option is incorrect because vitamin B1, also known as thiamine, is not alpha-tocopherol.
Option B) Vitamin B3 - This option is incorrect because vitamin B3, also known as niacin, is not alpha-tocopherol.
Option C) Vitamin E - This option is correct. Alpha-tocopherol is a type of vitamin E. It is a fat-soluble vitamin and acts as an antioxidant in the body. Vitamin E is important for protecting cells from damage, supporting immune function, and maintaining healthy skin.
Option D) Vitamin K - This option is incorrect because vitamin K is not alpha-tocopherol. Vitamin K is important for blood clotting and bone health.
The correct answer is C) Vitamin E. This option is correct because alpha-tocopherol is a type of vitamin E.