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: Medicine
[{'content': 'Calculate the deficit for a 60 kg person,with Hb - 5 g/dl add 1000 mg for iron stores. \nSelect and explain. \nA. 1500, B. 2500, C. 3500, D. 4000', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Iron deficit = Bodyweight(kg) x 2.3 x (15 - Hb) + 1000\n\xa0 \xa0 \xa0 = 60 x 2.3 x (15 - 5) + 1000\n\xa0 \xa0 \xa0 = 2380 (close to 2500)', 'role': 'assistant'}]