Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to diagnose seasonal allergies in cats [title] Look for licking or chewing. [step] If your cat is licking or chewing its paws, abdomen, back, or legs, it could be simply engaging in regular cleaning and maintenance. However, if the licking produces excessive hairballs or exposes the skin, your cat is itchy.

Ending1: Your cat may lick their paws as a greeting, but lip licking or biting could indicate allergies in addition to itching. [title] Prevent wild cats from licking their paws. Ending2: This itchiness could be due to seasonal allergies. [substeps] As a result of its licking or chewing, you might see open sores or wounds on your cat. Ending3: [substeps] The fur on the top and outer portions of the cat's paws may also be red and swollen. This is due to bacteria on the inner surface of the paws, which could be causing the itching. Ending4: [substeps] If you notice your cat licking or chewing its paws, go see your vet right away or get it checked out. If your cat has dry skin, it might be experiencing licking anxiety or uncontrollable licking.

Answer format: ending1/ending2/ending3/ending4