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: Surgery
[{'content': 'Treatment of spreading streptococcal cellulitis is? \nSelect and explain. \nA. Erythromycin, B. Penicillin, C. Tetracycline, D. Chloramphenicol', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Pencillin", 'role': 'assistant'}]