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: ENT
Chandu a 15 year aged boy presents with unilateral nasal blockade, mass in the cheek and epistaxis; likely diagnosis is - 
Select and explain. 
A. Nasopharyngeal ca, B. Angiofibroma, C. Inverted papilloma, D. None of the above
B: Angiofibroma
Answer: B: Angiofibroma 
Explanation: Recurrent epistasis, nasal obstruction and swelling over cheek in a 15 years boy suggest the diagnosis of NFA.