Please choose the correct ending to complete the given sentence: River tubing: A large group of people is standing and walking around several stacks of inner-tubes and a bus. Two young children are sitting in one of the bus seats. a group of adults

Ending1: take turns riding around various inner tubes using inflated balloons. Ending2: are in the bus doing tubing, then several other adults are walking with a bag through the ramp in place. Ending3: drive around the middle on the rides bikes. Ending4: is riding in the bus talking.

Answer format: ending1/ending2/ending3/ending4