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': 'Basic rhythm of respiration is maintained by ? \nSelect and explain. \nA. Pneumotaxic centre, B. Pre botzinger complex, C. Dorsal group of neurons, D. Ventral pons group of neurons', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Pre-Botzinger complex", 'role': 'assistant'}]