Answer:
George is commenting on the fact that he and Lennie are lucky to have each other. Most men move from place to place, make some money, spend it, and then leave for the next stake. They have nothing except a few fleeting moments of pleasure and a lot of lonliness. This quote applies directly to friendship.
A. "He realized at last how much poorer he was when he had left..."
Answer:
I believe D
Explanation:
If you have the text or can see the orginal online, you should do the search and find.
I would write about something that you are passionate about.