38. Peter: Grace, we have to talk about something. My dad has had a heart attack.
Grace: Oh, that’s awful, so you are flying over to visit him. How long are you going for?
Peter: Grace, it’s a one-way ticket I’ve booked; I’m going back to USA for good.
What does Peter really mean? He would __________.
(A) come back soon to continue his study (B) return home forever in order to take care of his father (C) run away from everything (D) travel with Grace to his home。