Please choose the correct ending to complete the given sentence: River tubing: Several people stand outside of cars. They get in a river on tubes. They float near a large bridge. the water

Ending1: is overturned, the people trying to get up. Ending2: is choppy as the water washes the cars. Ending3: gets a little choppy. Ending4: flows under the bridge.

Answer format: ending1/ending2/ending3/ending4