This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Inhalational Anesthetic Agents, Subject name: Anaesthesia
Which of the following inhalational anaesthetic agents has lowest blood: gas solubility- 
Select and explain. 
A. Halothane, B. Isoflurane, C. Sevoflurane, D. Desflurane
D: Desflurane
Answer: D: Desflurane 
Explanation: Blood: Gas solubility Halothane 2.25 | ed B:G solubility Isoflurane 1.4 Sevoflurane 0.63 |ed speed of induction Desflurane 0.42