This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Gynae), Subject name: Gynaecology & Obstetrics
[{'content': 'Following ultrasound is showing- \nSelect and explain. \nA. Normal pregnancy, B. Ectopic pregnancy, C. H. mole, D. Ovarian cyst', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Ectopic pregnancy* Empty endometrial cavity with an extrauterine single gestational sac with yolk sac in left adenexa. Both ovaries are normal. It is indicative of left adnexal, unruptured ectopic pregnancy.", 'role': 'assistant'}]