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

. a person named chad wearing a black and gray jacket

Options are:
(A). lows the waves..
(B). , is playing rumba..
(C). is standing next to a christmas tree and giving a tutorial on how to decorate it..
(D). and hat is snowboarding while a woman standing behind him is doing the same in a blue grassy area..
The answer is:
(C).