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': 'Highly lipid soluble agent would be associated with – \nSelect and explain. \nA. Potent anaesthetic action, B. Potent analgesic action, C. Excellent muscle relaxant action, D. Least respiratory depression', 'role': 'user'}, {'content': 'Answer: A \nExplanation: High lipid solubility (high oil-gas partition coefficient) indicates high potency.', 'role': 'assistant'}]