This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Anaesthesia
[{'content': 'Which one of the following increases intracranial tension \nSelect and explain. \nA. Thiopentone, B. Ketamine, C. Halothane, D. Propofol', 'role': 'user'}, {'content': 'Answer: B \nExplanation: (B) Ketamine', 'role': 'assistant'}]