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': 'Panitumumab is used for : \nSelect and explain. \nA. Multiple Sclerosis, B. Osmotic diarrheoa, C. Ascites, D. Colorectal Carcinoma', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Panitumumab is a monoclonal antibody against EGFR used in the treatment of colorectal cancer.', 'role': 'assistant'}]