Identify the compound case : A derivative of phenol which is used as an antioxidant

Which one is an antioxidant

Which one is an antioxidant

Identify the compound case : A diacetyl derivative of morphine which is a powerful analgesic and extremely addictive.

Which one is an antioxident

Identify the compound case : A cationic detergent which is used in hair conditioners.

Which of the following is used as an antioxidant in food?