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
Oesophageal atresia may occur as a part of VACTER group of anomalies. What does 'TB' stand for ? 
Select and explain. 
A. Tetralogy of Fallot, B. Thoracic empyema, C. Tracheo–oesophageal fistula, D. Talipes equinovarus
C: Tracheo–oesophageal fistula
Answer: C: Tracheo–oesophageal fistula 
Explanation: None