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': 'Basal ganglia is involved primarily in: \nSelect and explain. \nA. Planning and programming of voluntary movements, B. Processing of cognitive functions, C. Sensory-motor integration, D. Language function', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Planning and programming of voluntary', 'role': 'assistant'}]