Please choose the correct ending to complete the given sentence: Kayaking: Two men are looking down into a water hole. A view of the water is shown from underneath, then on top. a group of kayakers

Ending1: are doing flips in the water. Ending2: reached the bottom then a person starts climbing up a rock. Ending3: are wakeboarding down a river. Ending4: gather, then float gently down the stream, enjoying the view of the perfectly clear water.

Answer format: ending1/ending2/ending3/ending4