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: Pediatrics
[{'content': 'In a patient of rheumatic carditis full dose of steroid is given for - \nSelect and explain. \nA. 3 weeks, B. 6 weeks, C. 9 weeks, D. 12 weeks', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., 12 weeks", 'role': 'assistant'}]