An Adolescent Girl Calls the Nurse at the Clinic Because

An adolescent girl calls the nurse at the clinic because she had unprotected sex the night before and does not want to be pregnant.The nurse should explain that:

A) it is too late to prevent an unwanted pregnancy.
B) an abortion may be the best option if she is pregnant.
C) Norplant can be administered to prevent pregnancy for up to 5 years.
D) postcoital contraception is available to prevent implantation.