C would be the best because there is a story being told within another story and that is what a frame narrative is.
Answer: C) 'The Hero's Journey establishes the structure of a story that countless stories follow' this sentence expresses the 'central idea of the text'. Explanation: The 'Hero's Journey' is a narrative technique that traces the structure of a story or novel.
I think the answer is B because we just did it
If the story you are referring to is "The Great Gatsby", it might be said that Nick learned that she is a dishonest woman because she cheated to win the golf tournament. She might be considered a compulsive liar and she seemed to assume that everyone was like her,