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: Unknown
[{'content': 'In Nephrotic syndrome, all serum proteins are reduced except" \nSelect and explain. \nA. Transferrin, B. Fibrinogen, C. Albumin, D. Ceruloplasmin', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' FibrinogenExplained earlier.", 'role': 'assistant'}]