This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuromuscular Blocker, Subject name: Anaesthesia
[{'content': 'Train of four response is shown by all of the following neuromuscular blockers except:- \nSelect and explain. \nA. Succinyl choline, B. Mivacurium, C. Vacuronium, D. Rocuronium', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Depolarizing neuromuscular blockers show no fade on Train of Four stimulus thus with succinylcholine there would be no train of four response. Non depolarizing neuromuscular blocker shows fade on train of four stimulus.', 'role': 'assistant'}]