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: Surgery
[{'content': 'In patients depending entirely on parenteral fluids, there is weight loss of .... daily - \nSelect and explain. \nA. 50 gm, B. 150 gm, C. 200 gm, D. 250 gm', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., 150 gm", 'role': 'assistant'}]