moral principles that govern a person's behavior or the conducting of an activity.
So B,
Hoped I helped :)
Nathan filled the knothole in the tree to prevent Boo from giving the children gifts. To trick the children, he told them the tree was sick and the knothole needed to be filled.
The answer to the question is to entertain friends.
If you read the passage, you can see that the text is informal. If addressing people of authority or with a professional stature, you would use a more formal speech. The word "bunch," is a clue that makes the text informal. So this would not be for a potential employer, college professor or to convince the school board.