Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to care for a dog's torn paw pad [title] Look for signs of limping, licking, or bleeding. [step] If your dog suddenly is unwilling to put any weight on a particular foot or is excessively licking it, odds are he has a paw pad injury. [title] Examine the paw immediately when you see signs of discomfort.

Ending1: [step] Especially in the first days after surgery, it can be tricky to decide exactly where to clean a dog's paw, especially if the person is in immediate danger and you can't help them. Take the person down to the vet if they have signs of heel injury. Ending2: [step] Do not begin to address the injury until your dog has adjusted its gait or is in a relaxed state. Understanding when and how you first notice a problem will allow you to check for physical signs of injury. Ending3: [step] If the paw pad look deeply deformed, swollen, or is covered in tissue that hurts, it's likely that something is wrong. If you see signs of pain, such as swelling or tenderness, such as bursitis, the paw is seriously injured. Ending4: [step] Look all over the paw: between the toes, on top of the foot, and between the pads. Check for bleeding, cuts or abrasions, debris stuck in the pad, or a dangling dew claw.

Answer format: ending1/ending2/ending3/ending4