Answer:
The fact that none of these individuals seek their education south of Miller Drive.
Explanation:
Charlie notes that he had been "foolish" to "ever have thought that professors were intellectual giants." He realizes that they are simply people, who are "afraid to reveal the narrowness of their knowledge."
The purposes of sentences 3-6 is to describe in detail what the outside
of the cottage looks like. The description paints a clear image in the
readers head of specific details and surroundings in and around the
outside of the cottage. It adds vivid imagery which also makes the
paragraph more interesting. So they provide supporting details