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: Medicine
[{'content': 'One of the following drugs is used in the treatment of acute bacterial meningitis: \nSelect and explain. \nA. Erythromycin, B. Sulfamethoxazole, C. Ceftriaxone, D. Streptomycin', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. c. Ceftriaxone', 'role': 'assistant'}]