I would say "Laurie’s lack of ambition" however I'm not too sure, hope it possibly helps.
Answer:
The central idea is the central, unifying element of the story, which ties together all of the other elements of fiction used by the author to tell the story.
Explanation:
The central idea can be best described as the dominant impression or the universal, generic truth found in the story.
It really helps tbh bc ur thinking positive