This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous System, Subject name: Physiology
[{'content': 'Synaptic transmission in autonomic ganglion is due to \nSelect and explain. \nA. Noradrenaline, B. Acetylcholine, C. Adrenaline, D. Dopamine', 'role': 'user'}, {'content': 'Answer: B \nExplanation: (B) Acetylcholine', 'role': 'assistant'}]