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: Pharmacology
[{'content': 'Atropine when used as a pre–medication causes all of the following symptoms except: \nSelect and explain. \nA. Skin flush, B. Bronchoconstriction, C. Prevents bradycardia, D. Dryness of mouth', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]