Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to clean your cat's feet [title] Examine their feet. [step] Before cleaning your cat's feet, you should take a quick look at them. This will provide you with information about the general health of your cat's feet.

Ending1: When examining their feet : [substeps] Look for redness or sores. This could indicate allergies or infections. Ending2: [substeps] Look for a weak, uneven area to clean. Look for caked-on dirt and trapped debris, such as grit or mud. Ending3: Your cat's paws or toenails may rub against something that you don't normally touch. This might make scratching difficult for your cat. Ending4: Know how far from their toes you have found the scuccinomas. Sometimes the toes of a healthy foot are shaded by mud or dirt.

Answer format: ending1/ending2/ending3/ending4