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': 'Which of the following is seen in obstructive jaundice- \nSelect and explain. \nA. Excess of urobilinogen in urine, B. Excess of unconjugated serum bilirubin, C. Excess of bile salts in the urine, D. All of the above', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans-C', 'role': 'assistant'}]