This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
AIDS is not transmitted by - 
Select and explain. 
A. Blood transfusion, B. Cryoprecipitate, C. Breast milk, D. Plasma
B: Cryoprecipitate
Answer: B: Cryoprecipitate 
Explanation: HIV is spread only by 4 modes:sexual contact with infected persons,by blood and blood products and from infected mother to babies. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO-582