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: Surgery
Size of needle required for FNAC: 
Select and explain. 
A. 16 gauge needle, B. 18 gauge needle, C. 20 gauge needle, D. 24 gauge needle
D: 24 gauge needle
Answer: D: 24 gauge needle 
Explanation: 22-26 gauge needle is required for FNAC