This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': 'A young man gets into a fight after taking bear and is kicked in the lower abdomen. There was pelvic fracture, blood at meatus. Most likely cause is \nSelect and explain. \nA. Rupture of membranous urethra, B. Bulbar urethral injury, C. Bladder rupture, D. Kidney laceration', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Rupture of membranous urethra", 'role': 'assistant'}]