This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
[{'content': 'The following structures are seen in all except \nSelect and explain. \nA. Follicular carcinoma of thyroid, B. Papillary carcinoma of thyroid, C. Serous cystadenoma of ovary, D. Meningioma', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Psammoma bodies M- Meningioma O- Papillary carcinoma of Ovary S - Papillary carcinoma of Salivary gland T - papillary carcinoma of Thyroid Prolactinoma, Papillary type of renal cell carcinoma Glucagonoma', 'role': 'assistant'}]