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': 'Function of neocerebellum is: September 2007 \nSelect and explain. \nA. Maintaining posture and equilibrium, B. Planning and programming of voluntary movements, C. Maintenance of muscle tone, D. Propioception', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B: Planning and programming of voluntary movements', 'role': 'assistant'}]