This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Perinatal Asphyxia, Subject name: Pediatrics
Adverse neurological outcome is usually seen in what percentage of babies with stage 2 HIE? 
Select and explain. 
A. 10%, B. 20%, C. 30%, D. 50%
B: 20%
Answer: B: 20% 
Explanation: Adverse neurological outcome is usually seen in 20% of babies with stage 2 HIE. In stage 3: 50% neonates die & rest 50% have poor neurological outcome.