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
Which needle is used for pleural biopsy? 
Select and explain. 
A. Vin Silvermann's, B. Abram' s, C. Abraham's, D. Osgood' s
B: Abram' s
Answer: B: Abram' s 
Explanation: Ans. is 'b' i.e., Abram's