The last choice, "Teens who sleep less than 5 hours a night suffer from more immune related illnesses according to a study released in 2015 by the American Journal of Medicine." It gives a source to where the information had been gathered.
I think it is A because google defines a narrative as:
A spoken or written account of connected events; a story."the hero of his modest narrative"<span>synonyms:<span>account, chronicle, history, description, record, report, story"an interesting narrative about her year in Bolivia"
Typically a narrative is about a personal experience</span></span>
Answer:
Where can he find information about this topic.
Explanation:
If your writing a research on cell phones in class, probably find where he can find the best information about that one topic. A is incorrect because others are most likely interested in it because people have been wanting it. B is incorrect because its not a scientific question. D is incorrect because even if he found what has the most information it might not be the best information out there.
