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: Radiology
This x-ray is suggestive of 
Select and explain. 
A. Tetralogy of fallot, B. TAPVC, C. Tricuspid atresia, D. Ebstein's anomaly
A: Tetralogy of fallot
Answer: A: Tetralogy of fallot 
Explanation: Boot shaped heart - Tetralogy of fallot.