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
[{'content': 'A new born with recurrent vomiting, cyanosis after each feed is likely to be suffering from - \nSelect and explain. \nA. Tracho oesophageal fistula, B. Tetrology of fallot, C. Congenital hyperophic pyloric stenosis, D. ARDS', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Tracheo oesophageal fistula", 'role': 'assistant'}]