Please choose the correct ending to complete the given sentence: River tubing: A person's feet is seen moving along the water and closes in on others riding in tubes. Two people are seen sitting in front riding tubes through the jungle. the person's feet

Ending1: are seen moving along the water in the bottom of the tubes as well as under the water. Ending2: are shown again as well as people riding. Ending3: move along the water as well as catching fish and walking around. Ending4: move all along the water while looking over at one another in the end.

Answer format: ending1/ending2/ending3/ending4