This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'In males mullerian duct forms? \nSelect and explain. \nA. Prostatic utricle, B. Appendix of testis, C. Ductus deferens, D. Ejaculatory duct', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]