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: Social & Preventive Medicine
Specifivity of a test refers to its ability to detect 
Select and explain. 
A. True positive, B. True negative, C. False negative, D. False positive
B: True negative
Answer: B: True negative 
Explanation: specificity is defined as the ability of a test to identify those who do not have the disease.
That is true negatives.