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

A large river is shown with people riding in tubes. people

(A). ride through rapids and out of the water.. (B). are going down the river in tubes wearing their brand names and smiling.. (C). are going down the falls gently riding their tubes.. (D). wave to the camera as well as smoke cigarette and swim in the water..
The answer is:
(D).