Read the following context and choose the best option to answer the question.
Context: Its chaos and the excellent staff there immediately attended to me and get me on a stretcher and into a small makeshift room . A guy flat lines to my left after choking on his own vomit , a woman to my far right is screaming in some kind of pain I ca n't see or imagine . A father sadly strokes the head of his young blonde daughter as she is curled up in a ball completely unconscious . An old lady in the room in front of me laid there staring at me for hours .
Question: Why would the man die from choking on his vomit ?
Options: 
A. He had the flu .
B. He had the sniffles .
C. He had a cold .
D. None of the above choices .


D