This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Medicine
[{'content': 'Which one of the following drugs is most Suitable for management of essential tremors \nSelect and explain. \nA. Diazepam, B. Levodopa, C. Metoprolol, D. Propranolol', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Beta blockers and primidone is usually given for Essential tremor. In the above options there are only two beta blockers and both can be given, out of which propanolol is more preferred. Reference Harrison20th edition pg 2456', 'role': 'assistant'}]