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': 'Cetuximab and rituximab are ? \nSelect and explain. \nA. Humanized monoclonal antibodies, B. Murine monoclonal antibodies, C. Chimeric monoclonal antibodies, D. Antinuclear antibodies', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Chimeric monoclonal antibodies", 'role': 'assistant'}]