Please choose the correct ending to complete the given sentence: River tubing: A large river is shown with people riding in tubes. people

Ending1: ride through rapids and out of the water. Ending2: are going down the river in tubes wearing their brand names and smiling. Ending3: are going down the falls gently riding their tubes. Ending4: wave to the camera as well as smoke cigarette and swim in the water.

Answer format: ending1/ending2/ending3/ending4