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: Gynaecology & Obstetrics
[{'content': 'Call exner bodies is seen with : \nSelect and explain. \nA. Granulosa cell tumour, B. Pseudomucinous cystadenoma cystadenoma, C. Papillary cystadenoma, D. Dermoid', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Granulosa cell tumour', 'role': 'assistant'}]