Please choose the correct ending to complete the given sentence: River tubing: A person is seen riding down the river on a tube with people following from behind. a man's face

Ending1: appears in the water and is followed by several people riding in tubes alongside one another. Ending2: is seen wiping down a carpet, followed by more people riding down the river. Ending3: is seen close up speaking and shows more clips of people riding in tubes. Ending4: is seen and water is shown as well as other people trying to jump in to that water.

Answer format: ending1/ending2/ending3/ending4