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: Pathology
[{'content': 'Call-exner bodies are seen in: March 2009 \nSelect and explain. \nA. Theca cell tumour, B. Yolk sac tumour, C. Granulosa cell tumour, D. Fibroma of ovary', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C: Granulosa cell tumour', 'role': 'assistant'}]