This is a test of commonsense with single/multi-choices. Complete the next sentence:

A large group of people are seen riding in tubes down a river and smiling to the camera. the people

Pick your answer from: [-] bounce around while interacting with each other as well as swim in the water.. [-] ride under trees as well as around the city.. [-] keep going down the river and back to the top when a boy exits the water and they all ride down together.. [-] continue walking along the water while looking above their head and laughing to the camera..
The answer is:
bounce around while interacting with each other as well as swim in the water.