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': 'In sarcoidosis the following is true - \nSelect and explain. \nA. Epitheloid cells showing caseation, B. Epitheloid cell- with no caseation, C. Histocytic cells-with caseation, D. Well differenciated histiocytic cells', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Epitheloid cell-with no caseation", 'role': 'assistant'}]