Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to clean cat beds [title] Loosen the hair. [step] Shake the cat bed to loosen the hair. You can also try lightly beating the bed with your fist to get the hair loose.

Ending1: You can rub the bed top down and let air escape for an extra boost. [substeps] Never let a cat bed sit on carpeting. Ending2: Gently run your fingers over the rest of the bed to loosen flakes of shavings. [substeps] This residue can be easily removed with a paint brush and the occasional dish towel. Ending3: Next, put on a rubber glove and grab all the loose hair you can. Immediately throw the extra hair in the trash. Ending4: [title] Use baking soda as an active ingredient. [step] Baking soda can be used to help remove matted hair from rugs, and helps keep the carpet looking shiny and soft to cats.

Answer format: ending1/ending2/ending3/ending4