This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Gynaecology & Obstetrics
[{'content': 'Tumour secreting placental alkaline phosphatase is? \nSelect and explain. \nA. Carcinoid tumour, B. Arrhenoblastoma, C. Granulosa cell tumour, D. Dysgerminoma', 'role': 'user'}, {'content': "Answer: D \nExplanation: Dysgerminoma corresponds to seminoma of the testis. It is usually seen in young women or children. It secretes placental alkaline phosphatase. It does not secrete male of female sex hormones. Ref: Shaw's Textbook of Gynaecology, 18th edition, p378.", 'role': 'assistant'}]