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: Pathology
Commonly used FNAC needle gauge ? 
Select and explain. 
A. 26-29, B. 22-26, C. 18-22, D. 16-18
B: 22-26
Answer: B: 22-26 
Explanation: Ans. is 'b' i.e., 22-26