This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Uterine fibroid, Subject name: Gynaecology & Obstetrics
[{'content': 'Submucosal fibroid is detected by: \nSelect and explain. \nA. Hysteroscopy, B. Hysterosalpingography, C. USG(Transabdominal), D. Laparoscopy', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Hysterosalpingography and sonosalpingography identifies a submucous myoma and check the patency of fallopian tubes in infeility. Hysteroscopy not only recognizes a submucous polyp,but also allows its exicision under direct vision. D & C is required to rule out endometrial cancer. Reference: Textbook of shaw , 15th edition, page 358', 'role': 'assistant'}]