You are answering a USMLE-style medical question. Question: A 16-year-old female patient with a history of mental retardation presents to your clinic with her mother. The mother states that she wants her daughter to have a bilateral tubal ligation after she recently discovered her looking at pornographic materials. She states that her daughter is not capable of understanding the repercussions of sexual intercourse, and that she does not want her to be burdened with a child that she would not be able to raise. Upon discussions with the patient, it is clear that she is not able to understand that sexual intercourse can lead to pregnancy. What should your next step be? Options: A) Schedule the patient for the requested surgery B) Wait until the patient is 18 years old, and then schedule for surgery C) Refuse the procedure because it violates the ethical principle of autonomy D) Refuse the procedure because it is unlikely that the patient will get pregnant Reply with ONLY the letter of the correct answer (A, B, C, or D). No explanation.