Please choose the correct ending to complete the given sentence: Disc dog: A dog runs onto grass. A man throws a frisbee towards the dog. The dog catches the frisbee. the man

Ending1: drops his frisbee on the grass. Ending2: begins to play frisbee with the dog. Ending3: runs towards the dog. Ending4: swings a disc toward the dog.

Answer format: ending1/ending2/ending3/ending4