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: Anatomy
[{'content': 'Mitochondria of a sperm is seen in: \nSelect and explain. \nA. Head, B. Neck, C. Body, D. Tail', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Body', 'role': 'assistant'}]