The nurse is teaching a group of high school students about the prevention of food poisoning. Which comment by the student shows understanding of foodborne illness protection?
1) "We like to mix up the ingredients so the flavors will melt before we cook our beef stew."
2) "For a snack, I like to eat raw cookie dough from the package instead of baking the cookies."
3) "We only have one cutting board, so we cut up our chicken and salad vegetables at the same time."
4) "When they gave me a pink hamburger I sent it back and asked for a new bun and clean plate."