Please choose the correct ending to complete the given sentence: Disc dog: A lady is throwing freebies in a park. the dog

Ending1: does tricks for the freebies. Ending2: walks through the park with the freebies in his mouth. Ending3: walks casually around the woman. Ending4: is fetching the freebies the lady throws.

Answer format: ending1/ending2/ending3/ending4