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: Anaesthesia
Advantage of LMA are all except 
Select and explain. 
A. Easy to inse, B. Aspiration is prevented, C. Can be used in cervical trauma, D. Does not require muscle relaxant
B: Aspiration is prevented
Answer: B: Aspiration is prevented 
Explanation: Aspiration is prevented