With no explanation, chose the best option from "A" or "B". Kim bought Tim a lotto ticket for Tim's birthday, who scratches it off and wins $10,000. Kim wants to finish her buisness with Tim.

A: Kim congratulates Tim, since she knows the moment she gave the ticket to Tim it's no longer hers.
B: Kim says that since she paid for it that it's her ticket, so she takes it.
A.