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': 'Staphylococcal infection causes all disease execept: \nSelect and explain. \nA. Impetigo, B. Erysipelas, C. Ecthyma, D. Scaldy Skin Syndrome', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Erysipelas', 'role': 'assistant'}]