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
The first country in the South East Asian Region (SEAR) to report AIDS was 
Select and explain. 
A. Sri Lanka, B. India, C. Bangladesh, D. Thailand
D: Thailand
Answer: D: Thailand 
Explanation: First case of HIV reported:

USA: 1981
Thailand: 1984
India: 1986
Sri Lanka: 1987
Bangladesh: 1989