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': 'Increased ESR is seen in one of following- \nSelect and explain. \nA. Sickle cell anemia, B. Multiple myeloma, C. Polycythemia, D. Congestive hea failure', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Multiple myeloma", 'role': 'assistant'}]