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
Normal IQ is - 
Select and explain. 
A. 45, B. 85, C. 65, D. 100
D: 100
Answer: D: 100 
Explanation: An average normal IQ is considered to be 100. However, the range actually extends from 90-109.