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: Psychiatry
[{'content': 'Drug of choice for Restless leg syndrome \nSelect and explain. \nA. Febuxostat, B. Diazepam, C. Ropinirole, D. Baclofen', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ropinirole which is a dopamine agonist is the drug of choice for Restless leg syndrome.', 'role': 'assistant'}]