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: Social & Preventive Medicine
IQ value of Imbecile according to weehsler Intelligence scale 
Select and explain. 
A. 25 - 49, B. 50 - 69, C. 70 - 79, D. 90 - 109
A: 25 - 49
Answer: A: 25 - 49 
Explanation: None