Sandy: Would you like to see Cloud Gate's show, Dream of the Red Chamber, next Sunday?
Nancy: I sure would if I have enough money.
Sandy: Don't give it another thought. I owe you for the dinner last week.___________
(A) I can buy you the sandwich this time.
(B) This time the tickets will be on me.
(C) You can give me a ticket next Sunday.
(D) I still need to borrow some money from you.