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': 'Nicotine is available in all of the following formulations except \nSelect and explain. \nA. Gums, B. Lozenges, C. Patches, D. Tablets', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The various preparations of nicotine include: gums, patches, lozenges, inhalers and sprays.', 'role': 'assistant'}]