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

A person scrubs and dries a tiled floor with a vacuum. A person empties the contents of the vacuum in a white sink. ways a vacuum can be used

Choose your answer from: (A). is to unscrew tiles up.; (B). is by cleaning the ceiling.; (C). are showed in split screens.; (D). to clean a room is shown in close up without cameras.;
The answer is:
(C).