This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anaesthetic equipments, Subject name: Anaesthesia
Laryngeal mask airway Size 2 is recommended for- 
Select and explain. 
A. <6.5kg, B. 6.5-20 kg, C. 2O-3Okg, D. 30-50 kg
B: 6.5-20 kg
Answer: B: 6.5-20 kg 
Explanation: LMA size 1 1.5 2 2.5 3 4 5 Patient size Upto 5 kg 5-9kg 10-19kg 20-29kg 30-49kg 50-69kg 70-100kg