Please choose the correct ending to complete the given sentence: Slacklining: Two people are playing on a slack line and one of them flies off and falls on the sand. A person is riding a unicycle on a slack line and falls off. a dog

Ending1: is bouncing up and down on a slack line. Ending2: is having a hard time falling off. Ending3: runs up to the person. Ending4: falls off and we see a dog swimming in the ocean.

Answer format: ending1/ending2/ending3/ending4