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: Pathology
[{'content': 'Koplik spots on the buccal mucosa are seen in relation to which of the following teeth? \nSelect and explain. \nA. Incisors and canine, B. Canine and premolar, C. Only premolars, D. Premolar and molars', 'role': 'user'}, {'content': "Answer: D \nExplanation: Koplik spots: pathognomonic of measles\xa0\nThe Koplik’s spots are white papules resembling table salt like crystals with a red base, which appear usually on the buccal mucosa opposite to first and second molar teeth.\xa0\nRef: Shafer's textbook of oral pathology 7th edition page 348", 'role': 'assistant'}]