Please choose the correct ending to complete the given sentence: Grooming dog: A lady pets a white and black dog. the lady

Ending1: cuts a large patch of fur on a large black and white and ties the dog up. Ending2: talks to the dog and cleans the dusty white's claws. Ending3: runs a clipper through the dog's fur. Ending4: picks up a white rock and throws it to the dog.

Answer format: ending1/ending2/ending3/ending4