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': '‘3 by 5 Initiative’ was launched in developing countries to combat \nSelect and explain. \nA. HIV/ AIDS, B. Malaria, C. SARS, D. Tuberculosis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: 3 BY 5 INITIATIVE: Launched by WHO and UNAIDS on 1st Dec 2003\n– Target: To provide antiretroviral treatment (ART) to 3 million people living with HIV/AIDS (PLHA) in\xa0developing countries by end of 2005', 'role': 'assistant'}]