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
Absent stomach bubble on antenatal ultrasonography is an important finding for antenatal diagnosis of – 
Select and explain. 
A. Congenital heart disease in the foetus, B. Oesophageal atresia in the foetus, C. Omphalocele in the foetus, D. Spina bifida in the foetus
B: Oesophageal atresia in the foetus
Answer: B: Oesophageal atresia in the foetus 
Explanation: None