This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Muscle Relaxant, Subject name: Anaesthesia
[{'content': 'Which of the following is a weak skeletal muscle relaxant? \nSelect and explain. \nA. Atracurium, B. Rocurium, C. Suxamethonium, D. Rapacurium', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Suxamethonium * Least potent skeletal muscle relaxant - Succinylcholine (Gallamine was least potent but it is not used now).* Least potent nondepolarising muscle relaxant - Rocuronium", 'role': 'assistant'}]