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: Radiology
A neonate presents with congestive hea failure, on examination enlarging fontanelIae, bruit on auscultation, on USG shows midline hypoechoeic lesion, most likely diagnosis: 
Select and explain. 
A. Malformation of vein of galen, B. Aqueduct stenosis, C. Arachnoid cyst, D. Medulloblastoma.
A: Malformation of vein of galen
Answer: A: Malformation of vein of galen 
Explanation: Ans. Malformation of vein of galen