This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anesthesia, Subject name: Pharmacology
[{'content': 'D Tubocurarine acts by \nSelect and explain. \nA. Inhibiting nicotinic receptors at myoneural junction, B. Inhibiting nicotinic receptors at autonomic ganglion, C. Producing depolarising block, D. By inhibiting re-uptake of acetyl choline', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Refer Katzung 10/e p 429 D-Tubocurarine is a skeletal muscle relaxant that acts by competitive inhibition of NM receptors at neuron muscular junction', 'role': 'assistant'}]