Please choose the correct ending to complete the given sentence: River tubing: A river with white rapids and a group of tubers wearing yellow helmets float in the distance. one tuber

Ending1: jumps off a boat into the water but is pulled over by a rube. Ending2: opens his motorcar door and jumps in the water. Ending3: is showing off to viewers in a city, before the scene changes to a rodeo ride. Ending4: comes across the rapids bobbing up and down through the rapids.

Answer format: ending1/ending2/ending3/ending4