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
Jaundice at bih or within 24 hours of bih is commonly due to - 
Select and explain. 
A. Erythroblastosis, B. Congenital hyperbilirubinemia, C. Biliary atresia, D. Physiological
A: Erythroblastosis
Answer: A: Erythroblastosis 
Explanation: Ans. is 'a' i.e., Erythroblastosis