This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Concept of health and disease, Subject name: Social & Preventive Medicine
The father of modern epidemiological surveillance is 
Select and explain. 
A. William Farr, B. James Lind, C. Edwin Chadwick, D. Pettenkofer
A: William Farr
Answer: A: William Farr 
Explanation: William Farr is often referred to as the father of modern epidemiological surveillance. Textbook on Public Health and Community Medicine pg: 14.