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: Pediatrics
The transmission of AIDS transplacentally is – 
Select and explain. 
A. 10–20 %, B. 20–30 %, C. 30–40%, D. 40–50 %
C: 30–40%
Answer: C: 30–40% 
Explanation: None