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
Sero conversion in HIV In fection takes place in - 
Select and explain. 
A. 2 weeks, B. 4 weeks, C. 9 weeks, D. 12 weeks
B: 4 weeks
Answer: B: 4 weeks 
Explanation: sero conversion is seen in acute HIV infection(within 3-6 weeks) REF:MICROBIOLOGY ANANTHA NARAYANAN NINTH EDITION PAGE.575