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
Spider leg appearance in IVP is suggestive of - 
Select and explain. 
A. Renal cyst, B. Renal carcinoma, C. Renal Tb, D. Hydronephrosis
A: Renal cyst
Answer: A: Renal cyst 
Explanation: None