This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Contraceptives, Subject name: Gynaecology & Obstetrics
[{'content': 'Best treatment for women with bilateral tubal block to become pregnant is - \nSelect and explain. \nA. IVF, B. IUI, C. Surrogacy, D. Ovulation induction with IUI', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., IVF o In a woman with bilateral tubal block, IVF is a good option for achieving pregnancy.o Surrogacy can be an option for childbirth but it is usually preferred in women with pathological uterus as wello IUI cannot be done in such women because IUI requires normal ovulation and functioning tubes, it only bypasses the cervical factor of infertility.", 'role': 'assistant'}]