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: Pathology
[{'content': 'Spherocytosis of RBC is a common feature in - \nSelect and explain. \nA. G6PD deficiency, B. Sickle cell anemia, C. CML, D. All', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]