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': 'Most common cause of Heridetary Spherocytosis is: \nSelect and explain. \nA. Spectrin, B. Glycophyrin, C. Ankyrin, D. Band 4', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ankyrin', 'role': 'assistant'}]