This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endometriosis and Infertility, Subject name: Gynaecology & Obstetrics
[{'content': 'Absent fructose content in the seminal fluid suggests: \nSelect and explain. \nA. Congenital absence of seminal vesicle, B. Ejaculatory duct obstruction, C. None, D. Both', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. is d, i.e. BothFructose is added to seminal fluid, by seminal vesicle and hence would be absent in case of both congenital absence of seminal vesicle (seen in case of Congenital Bilateral Absence of Vas Deferens) and ejaculatory duct obstruction.', 'role': 'assistant'}]