Please choose the correct ending to complete the given sentence: Grooming dog: An introduction comes onto the screen for a video about grooming dogs and she talks about what she will be doing. she

Ending1: points to a bottle that she's using as a grooming tool as she talks. Ending2: begins to do a different hairstyling process by spraying some man's hair with a hair spray and adding some gel to it. Ending3: starts to cut the hair of a dog that is sitting on a table. Ending4: leaves the room then returns with a brush and begins brushing the dogs skin with a brush and a bucket.

Answer format: ending1/ending2/ending3/ending4