This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pediatrics
What is normal average IQ? 
Select and explain. 
A. 100, B. 90, C. 80, D. 70
A: 100
Answer: A: 100 
Explanation: An average normal IQ is considered to be 100. However, the range actually extends from 90-109(Refer: Nelson's Textbook of Pediatrics, SAE, 1st edition, pg no. 51)