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
The most appropriate circuit for ventilating a spontaneously breathing infant – 
Select and explain. 
A. Jackson Rees modification of Ayre's T peiece, B. Mapleson A or Magill's circuit, C. Mapleson C or water's to & fro canister, D. Bain's circuit
A: Jackson Rees modification of Ayre's T peiece
Answer: A: Jackson Rees modification of Ayre's T peiece 
Explanation: None