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': 'Levo–bupivacaine is administered by which of the following route – \nSelect and explain. \nA. Nasogastric, B. Epidural, C. Intravenous, D. Intra-theccal', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Bupivacaine & levo-bupivacaine can be used for spinal, epidural, infiltration and peripheral nerve block.', 'role': 'assistant'}]