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
Egg on side appearance is seen in – 
Select and explain. 
A. Fallot's tetralogy, B. Transposition of great vessels, C. Ebstein's anomaly, D. Ventricular septal defect
B: Transposition of great vessels
Answer: B: Transposition of great vessels 
Explanation: None