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: Surgery
Eutectic mixture of 2.5% lignocaine and 2.5% prilocaine is used for 
Select and explain. 
A. Gow gates technique for mandibular nerve block, B. Gasserion ganglion block, C. Intraputpal anesthesia, D. For anesthetizing intact mucosa
D: For anesthetizing intact mucosa
Answer: D: For anesthetizing intact mucosa 
Explanation: None