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 patient posted for surgery has raised intracranial tension. Which of the following anesthetics would be preferred in him? 
Select and explain. 
A. Enflurane, B. Sevoflurane, C. Isoflurane, D. Desflurane
C: Isoflurane
Answer: C: Isoflurane 
Explanation: Ans. c. Isoflurane