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': 'Example of neuromuscular blocker causing hypotension is: \nSelect and explain. \nA. Rocuronium, B. Vecuronium, C. Pancuronium, D. Atracurium', 'role': 'user'}, {'content': "Answer: D \nExplanation: The hypotension seen with the use of atracurium and mivacurium is due to release of histamine, whereas dTubocuranine causes hypotension histamine release and ganglion blockade. Ref: Miller's anesthesia-7th ed, Chapter 29.", 'role': 'assistant'}]