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: Pathology
Tuberculin test positivity indicates - 
Select and explain. 
A. Good humoral immunity, B. Infection with mycobacterium, C. Good cell mediated immunity, D. None
C: Good cell mediated immunity
Answer: C: Good cell mediated immunity 
Explanation: Tuberculin test is a cell-mediated immune response to tuberculin.