This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ohopedics Oncology, Subject name: Orthopaedics
Which of the following childhood tumors most frequently metastasizes to the bone? 
Select and explain. 
A. Neuroblastoma, B. Ganglioneuroma, C. Wilms' tumor, D. Ewing's sarcoma
A: Neuroblastoma
Answer: A: Neuroblastoma 
Explanation: BONE: Osteosarcoma/Neuroblastoma/Ewing's Sarcoma (Maximum incidence of a paicular tumor type). Neuroblastoma is the Most Common Tumor to have Bone Metastasis in Children