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
A six year old child is posted for elective urology surgery under general anesthesia. He refuses to allow the anaesthesiologist an I.V. access. The best inhalational agent of choice for induction of anesthesia is: 
Select and explain. 
A. Sevoflurane, B. Methoxyflurane, C. Desflurane, D. Isoflurane
A: Sevoflurane
Answer: A: Sevoflurane 
Explanation: A i.e. Sevoflurane