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': 'Not a feature of TOF ? \nSelect and explain. \nA. Boot shaped hea, B. Patent foramen ovale, C. VSD, D. RVH', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Patent foramen ovate", 'role': 'assistant'}]