Please choose the correct ending to complete the given sentence: Disc dog: There is a lady dog trainer dressed in a blue hoodie playing with a black and white dog in a park. She is throwing a frisbee to the dog and makes the dog fetch it for her. the dog

Ending1: runs around and then comes back to take it back from her. Ending2: runs every time she throws the frisbee at a distance and fetches it for her. Ending3: gets up close to the frisbee and starts to pass it to the dog over and over. Ending4: walks out of the park to fetch it for her.

Answer format: ending1/ending2/ending3/ending4