Please choose the correct ending to complete the given sentence: Kayaking: People are kayaking over a large water fall. a person

Ending1: is in the water, riding a scale board. Ending2: holds a camera and films it. Ending3: grabs the other person's paddle and sets it down. Ending4: is pushing a red kayak into a small waterfall.

Answer format: ending1/ending2/ending3/ending4