Billy Tells Raymond That He Can Come Swimming in Billy's

Billy tells Raymond that he can come swimming in Billy's lake whenever he wants.Raymond comes to Billy's lake several times over the course of five years.Billy then decides that he does not want Raymond to come swimming anymore.Billy

A) can withdraw the license he gave Raymond.
B) cannot withdraw the license he gave Raymond because it has been more than three years since he gave it.
C) must obtain a court order to stop Raymond from coming and swimming.
D) must notify Raymond of his decision in writing and continue to allow Raymond to come swimming for sixty days.