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
Which is conerned with cell mediated immunity 
Select and explain. 
A. B-Lymphocytes, B. T-Lymphocytes, C. Eosinophils, D. Monocytes
B: T-Lymphocytes
Answer: B: T-Lymphocytes 
Explanation: Ans. is 'b' i.e., T-Lymphocytes