Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to store wet cat food [title] Put the unused food in an airtight container. [step] If you did not use all of the food in the packaging, put it into an airtight container immediately after opening it. Do not leave the food exposed to room temperature air for any amount of time.

Ending1: The odor will be a strong deterrent to cats, so save it for times that need to be cleaned up. [title] Consider using a little bit of baking soda and water, but not too much or your cat will smell it and bite it. Ending2: A plastic container with an airtight lid or a zip lock plastic bag is okay to use. [title] Discard opened food after 4 hours. Ending3: [substeps] Since infected cats should not eat or drink powdered food, you should omit that food entirely from your cat's diet. [title] Monitor your cat's consumption of wet food. Ending4: Place it in the right area in the coldest part of the house. [substeps] Smaller cats may nibble the food while it is exposed.

Answer format: ending1/ending2/ending3/ending4