This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable diseases, Subject name: Social & Preventive Medicine
17D vaccine is used for the prevention and control of - 
Select and explain. 
A. Yellow fever, B. Japanese encephalitis, C. Hemorrhagic fever, D. Dengue
A: Yellow fever
Answer: A: Yellow fever 
Explanation: 17 D vaccine is used for the prevcntio and control of urban yellow fever.It is a live atteunated vaccine prepared from a non virulent strain, which is grown in chick embryo and subsequently freeze dried Reference; Park&;s Textbook of preventive and social medicine, 24th edition.Pg no. 300