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: Medicine
Which is the commonest site for extrapulmonary TB ? 
Select and explain. 
A. Pleura, B. Lymph node, C. Intestine, D. Meninges
B: Lymph node
Answer: B: Lymph node 
Explanation: None