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: Microbiology
T-cell mature in - 
Select and explain. 
A. Peyers patch, B. lymph node, C. Thymus, D. Bursa of fabricius
C: Thymus
Answer: C: Thymus 
Explanation: Ans. is 'c' i.e., Thymus