Please choose the correct ending to complete the given sentence: Disc dog: A small black and white dog jumps on his back and grabs a frisbee out of his hand several times. He then throws the frisbee in the air and the dog grabs it in its mouth. two dogs

Ending1: and a man walk by and nod a greeting. Ending2: are walking through a residential yard, one wearing a blue shirt with instructions on red and white appears floating in the air above the dog using a dog tag hanging from its neck. Ending3: are walking by a field from the camp site. Ending4: are fighting over a frisbee.

Answer format: ending1/ending2/ending3/ending4