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: Skin
[{'content': 'Dose of zinc used in acrodermatitis enteropathica is? \nSelect and explain. \nA. 0.5mg/kg, B. 2mg/kg, C. 5mg/kg, D. 7mg/kg', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Dose of zinc for acrodermatitis enteropathica is 2-3 mg/kg body weight', 'role': 'assistant'}]