Please choose the correct ending to complete the given sentence: Bathing dog: A dog is standing in a bath tub. a person

Ending1: is spraying the dog with a hose. Ending2: begins to shave the dogs fur with a razor. Ending3: is spraying the dog with dog shampoo. Ending4: enters the bath tub and begins to shave the dog with scissors.

Answer format: ending1/ending2/ending3/ending4