It is true that the expressionist described the world outside the character through the character's moods and impressions.
<span>I think this one is a perfect example of using logos in the speech for persuadive power: C. "Take my word for it; in my position as city treasurer, I know how to handle the tax crisis we're facing now."</span>
I strongly believe that the story is told in Jerome's point of view.
Hopefully this helps
He changed his name from James Gatz to Jay Gatsby when he was seventeen, and this is because he wanted to run away from his unfortunate life as James Gatz and start another one as he met Dan Cody in the Lake Superior.