A- Examples of the demotic language previously appear on rolls of papyrus.
You may be talking about a different kind of subject but I think this is what you were talking about:
A subject is the first part in a sentence about which the second part, the predicate, tells something. The subject performs an action, or indicates what or whom the sentence is about.
Answer:
The main plotline of the novel reflects this assessment, as Gatsby's dream of loving Daisy is ruined by the difference in their respective social statuses, his resorting to crime to make enough money to impress her, and the rampant materialism that characterizes her lifestyle.
Explanation:
The answer is the 4th phrase.