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: Psychiatry
[{'content': 'Normal IQ is - \nSelect and explain. \nA. 45, B. 85, C. 65, D. 100', 'role': 'user'}, {'content': 'Answer: D \nExplanation: An average normal IQ is considered to be 100. However, the range actually extends from 90-109.', 'role': 'assistant'}]