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
During anaesthetic procedure, compression of cricoid cartilage – 
Select and explain. 
A. Prevents spinal headache, B. Helps in preventing regurgitation, C. Aid in intubation, D. Help to relieve reflex bronchospasm
B: Helps in preventing regurgitation
Answer: B: Helps in preventing regurgitation 
Explanation: None