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': 'Systemic absorption of local anaesthetic is better with \nSelect and explain. \nA. Subcutaneous route, B. Epidural route, C. Tracheal route, D. Intercostal route', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Intravenous > tracheal > intercostal is order of systemic absorption of local anaesthetic drug.', 'role': 'assistant'}]