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
Eutectic lignocaine–prilocaine has the following unique property : 
Select and explain. 
A. It causes motor blockade without sensory block, B. By surface application, it can anesthetize unbroken skin, C. It is not absorbed after surface application, D. It has strong vasoconstrictor action
B: By surface application, it can anesthetize unbroken skin
Answer: B: By surface application, it can anesthetize unbroken skin 
Explanation: None