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
Koplik spots on the buccal mucosa are seen in relation to which of the following teeth? 
Select and explain. 
A. Incisors and canine, B. Canine and premolar, C. Only premolars, D. Premolar and molars
D: Premolar and molars
Answer: D: Premolar and molars 
Explanation: Koplik spots: pathognomonic of measles 
The 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. 
Ref: Shafer's textbook of oral pathology 7th edition page 348