Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to avoid cross contamination [title] Keep ready-to-eat and raw foods separate in your shopping cart. [step] Drippings from raw meat, poultry, and seafood can contaminate other foods even before you head to the checkout line. Place raw foods in the bottom of your shopping cart as far away from ready-to-eat items as possible.

Ending1: [title] Avoid products that contain " gluten-free " since gluten releases a variety of pathogens into the air. [step] Foods that list " mixed-in " are beverages and other contaminants. Ending2: Meat products, processed foods, and raw produce are all equally potentially contaminated. [substeps] Place your packaged food in a plastic bag and place them in the middle of the cart with their lid on. Ending3: Foods labeled " whole meats only " should be avoided too. Keep meat and poultry for your own personal consumption only. Ending4: Never store meat on top of produce or place a bag of veggies directly on top of a package of raw meat. [substeps] Ready-to-eat foods are items that don't need to be cooked or have already been cooked.

Answer format: ending1/ending2/ending3/ending4