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: Surgery
Flower 'Vase' pattern of the pelvis in an intravenous urogram is seen in - 
Select and explain. 
A. Polycystic kidney, B. Renal carcinoma, C. Horse shoe kidney, D. Ectopic kidney
C: Horse shoe kidney
Answer: C: Horse shoe kidney 
Explanation: None