Answer:
C
Explanation:
This argument makes you think about the welfare and future of the student, and schools are supposed to prepare you for the future. With this reasoning, there aren't too many counter-arguments to this.
The answer is A. <span>isolation
The excerpt says "</span><span>each one dwells in his own mountain cave" this means they are alone. Besides their wife and kids they have no outside contact. So therefore; A must be the most logical answer from the given choices.
I hope this helped. Have a great day!</span>