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
Most common manifestation of HPV infection in children : 
Select and explain. 
A. Single papilloma, B. Multiple papillomatosis, C. Osteoma, D. Sarcoma
B: Multiple papillomatosis
Answer: B: Multiple papillomatosis 
Explanation: Multiple warts are common.