Read the following passage:
Two high school sweethearts go their separate ways after a misunderstanding. Years later, both are happily married to other people and discover that their children are in the same kindergarten class.
Which plot development would most logically lead a reader to conclude that the themes of this story are forgiving oneself and others and embracing new beginnings?
A. They are not surprised at when their children act like friends one week and worst enemies the next.
B. They jokingly agree that they and their spouses can all be friends but that their Chi can never dare one another.
C. They cordially endure any interactions at school functions and secretly wonder what might have been.
D. They both realize the foolishness of their teenage behavior, but neither one is brave enough to broach the subject.