You are presented with the quiz " _ food can prevent spoilage" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "irradiating food can be used to kill existing microorganisms in the food" and "some microorganisms cause meat to spoil". So, what's the best answer to the question?
OPT: a. chemical changes. b. Cooking. c. Enzymes. d. Dehydration. e. layers of fat. f. irradiating. g. disease. h. electricity.
f.