This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Screening, Subject name: Social & Preventive Medicine
[{'content': 'True regarding specificity: \nSelect and explain. \nA. Identifies false +ve, B. Identifies false -ve, C. Identifies true + ve, D. Identifies true -ve', 'role': 'user'}, {'content': 'Answer: D \nExplanation: .specificity is defined as the ability of a test to identify correctly those who do not have the disease,that is "true negatives". ref:park&;s textbook of preventive and social medicine,22nd edition,pg no 131', 'role': 'assistant'}]