A nurse is giving a lecture at a health fair when a member of the audience asks:

A nurse is giving a lecture at a health fair when a member of the audience asks: “Why do people say you shouldn’t eat foods that come from cans that appear to bulge, as if the seal has been broken?” How should the nurse respond?
1. “It may be a sign that botulism toxins are present in foods that have been improperly processed and sealed.”
2. “Arboviruses may be found in canned foods that appear damaged.”
3. “Clostridium tetani occurs in poorly processed foods or damaged cans.”
4. “Open the can, and if no bubbles, bad odor, or change in color is present, you can eat the contents.”