This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urology, Subject name: Anatomy
[{'content': 'Placental alkaline phosphatase is marker of \nSelect and explain. \nA. Theca cell tumour, B. Teratoma, C. Choriocarcinoma, D. Seminoma', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Placental alkaline phosphatase is a marker of seminoma. Also know Gamma-glutamyl-transpeptidase is marker of - seminoma testis AFP is not produced by - seminomas and Choriocarcinomas', 'role': 'assistant'}]