Please choose the correct ending to complete the given sentence: Uncategorized: [header] How to check cats for worms [title] Look for changes to the cat's coat. [step] A cat's fur is usually lustrous, but if your cat has worms, its coat might become dull or flat looking. [substeps] This can occur because of dehydration or poor absorption of nutrients resulting from the parasite infection.

Ending1: [title] Check your cat's gums. [step] A healthy cat has pink gums, much like our own. Ending2: [title] Watch for discolored or frayed fur. [step] The white coat, which is generally a sign of parasites, is also indicative of worms. Ending3: Look for any flaky or matted fur. If your cat's coat changes, it might indicate it has never been treated with antibiotics. Ending4: [title] Identify odors caused by worm infections. [step] This is especially important if the worms lay eggs.

Answer format: ending1/ending2/ending3/ending4