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>
<span><span>"he heard the slap of the window curtains
against the wall and the sound of paper fluttering from his desk,
and he had to push to close the door." quoted from the book</span></span>
Write about either a time you had a disagreement with a friend or a time when a friend did or said something behind your back. Or you could even write about a time you got into a disagreement with a sibling or parent.