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: Physiology
[{'content': 'Reward center is located in ? \nSelect and explain. \nA. Cerebellum, B. Amygdala, C. Hippocampus, D. Hypothalamus', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Hypothalamus", 'role': 'assistant'}]