The author's word choice gives the reader insight into the dialect of the speaker. The written pronunciation of some words show what the character would sound like speaking, which gives an indication of where they are from or what they're like.
Answer:
C Establish a cultural comparison for her argument about napping.
Explanation:
The author has tried to mention the custom of European napping. It is a mid day pause from the routine works to feel the individual fresh every day. The person can have a short break from his work and enjoy the time doing things that make him feel fresh again. The author has made comparison from the other countries who do not follow such rituals.