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
[{'content': 'A patient with cervix cancer is missed by a screening test and later diagnosed with advanced disease. This time interval is called ? \nSelect and explain. \nA. Lead time, B. Screening time, C. Serial interval, D. Generation time', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e. Lead time", 'role': 'assistant'}]