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: Anatomy
[{'content': 'Superficial perineal space contains ? \nSelect and explain. \nA. Sphincter urethrae muscle, B. Ischiocavernosus muscle, C. Deep transverse perinei muscle, D. Bulbourethral gland', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Ischiocavernosus muscle", 'role': 'assistant'}]