This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Childhood tumors, Subject name: Pediatrics
Not seen in first decade ? 
Select and explain. 
A. Retino blastoma, B. Rhabdomyosarcoma, C. Neuroblastoma, D. Ameloblastoma
D: Ameloblastoma
Answer: D: Ameloblastoma 
Explanation: Ameloblastoma is a rare, benign or cancerous tumor of odontogenicepithelium (ameloblasts, or outside poion, of the teeth during development) much more commonly appearing in the lower jawthan the upper jaw Ameloblastoma is a rare kind of tumor that stas in your jaw, often near your The tumor can Anyone can get one of these growths, but they&;re most often seen in adults ages 30 to 60. In the United States, between 300 and 600 cases are diagnosed every year. Reference: GHAI Essential pediatrics, 8th edition