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: Pharmacology
[{'content': 'Which of the following antiparkinson drug can be given as transdermal patch \nSelect and explain. \nA. Oxybutynin, B. Selegiline, C. Ropinirole, D. Amantidine', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Selegiline is a MAO -B inhibitor used in Parkinsonism which can be given as transdermal patch.', 'role': 'assistant'}]