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
Methemoglobinemia may be caused by following, except: 
Select and explain. 
A. Sulfonamides, B. Phenytoin, C. Phenacetin, D. Salicylates
D: Salicylates
Answer: D: Salicylates 
Explanation: Salicylates