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': 'Cowper glands are found in : \nSelect and explain. \nA. Prostatic pa of urethra, B. Membranous pa of urethra, C. Membranous pa of urethra, D. Interior of the urethra', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B. i.e. Membranous pa of urethra', 'role': 'assistant'}]