Which is a type of irradiation used to prevent food-borne illnesses? gamma rays microwaves radio waves beta rays

The correct answer is gamma rays.

Food irradiation refers to the procedure if exposing food packaging and food to ionizing radiation. Ionizing radiation, like x-rays, gamma rays, or electron beans, is energy, which can be transmitted without direct exposure to the source of the energy having the tendency of freeing electrons from their atomic bonds in the targeted food.

This procedue is used to better the safety of food by strengthening the product shelf-life, delaying or eliminating ripening, minimizing the threat of foodborne illness.