A Nurse Arrives at a Home at the Appointment Time

A nurse arrives at a home at the appointment time established with the client over the phone.However,no one answers the door.Finally a teenager comes out and says,"My mom said she couldn't see you and you should go away." Which of the following actions should be taken by the nurse?

A) Demand the teen let the nurse into the home to talk to the mother.
B) Interview the child as to how the family is doing.
C) Leave a card with information on how to get in touch with the nurse.
D) Point out that legally once an appointment has been made the mother needs to be seen.