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': 'Common features of haemolytic anemia are -a) ↓ RBC life spanb) ↑ Haptoglobulin c) Unconjugated hyperbilirubinemiad) Bile salt and bile pigments in urinee) Erythroid and Myeloid ratio altered \nSelect and explain. \nA. acd, B. ace, C. cde, D. ade', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]