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': 'In Hemolytic anemias the urobilinogen level in the blood would \nSelect and explain. \nA. Increase, B. Be absent, C. Decrease, D. Mildly decrease', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]