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
[{'content': 'The potency of an inhalational anesthetic depends on: \nSelect and explain. \nA. Blood gas paition co-efficient, B. Oil-gas paition co-efficient, C. Gas pressure, D. Blood pressure', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Oil gas paition Co-efficient', 'role': 'assistant'}]