Please choose the correct ending to complete the given sentence: Grooming dog: A woman sitting on the floor talks to the camera while petting a dog. The woman holds up some sort of tool while talking to the camera. the woman

Ending1: uses the tool to brush the dog while talking. Ending2: shows various pans away from the dog while she is talking to the camera. Ending3: holds up an electrical vacuum that she uses to vacuum the cardboard box covered with wallpaper material. Ending4: uses to cut out the hair on the dogs head.

Answer format: ending1/ending2/ending3/ending4