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
Grape - like, polypoid, bulky mass protruding through vagina in 4 - year old girl is characteristic of 
Select and explain. 
A. Fibrosarcoma, B. Leiomyosarcoma, C. Inflammatory polyp, D. Sarcoma botryoides
D: Sarcoma botryoides
Answer: D: Sarcoma botryoides 
Explanation: sarcoma botryoides :

It is a variant of embryonal from of rhabdomyosarcoma.
Here tumour project into body cavity like a bunch of grapes.