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': 'Second generation cephalosporin that can be used orally is : \nSelect and explain. \nA. Cefepime, B. Cefalothin, C. Cefaclor, D. Cefadroxil', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]