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
ICT is raised due to: 
Select and explain. 
A. Ketamine, B. Scoline, C. Halothane, D. Ether
A: Ketamine
Answer: A: Ketamine 
Explanation: A i.e. Ketamine