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

A young man with a backpack is talking and walking through a station. There is a man sitting on the ground shining a shoe. he

A. then puts it into a cloth bag and cleans it off with a toothbrush. B. sits down and rubs his shoe. C. applies ointment to the shoe and resumes buffing the shoe. D. stands up and continues explaining his foot work and talking about it.
The answer is:
C.