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: Forensic Medicine
[{'content': 'IQ - 40 level of mental retardation: NEET 13 \nSelect and explain. \nA. Mild, B. Moderate, C. Severe, D. Profound', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Moderate', 'role': 'assistant'}]