This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: miscellaneous, Subject name: Pathology
[{'content': 'Biphasic histopathology is seen in - \nSelect and explain. \nA. Rhabdomyoma, B. Mesothelioma, C. Neurofibromatosis, D. Synol sarcoma', 'role': 'user'}, {'content': 'Answer: B \nExplanation: A biphasic tumor is a truly histological term that refers to neoplastic tissue which is characterized by two different cellular elements. Biphasic mesothelioma is a mixed type of mesothelioma, which has both epithelioid and sarcomatoid type cells present. The cells usually arrange in separate groups within a biphasic tumor, which is why biopsies are typically taken from different pas of the tumor.', 'role': 'assistant'}]