This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urology, Subject name: Anatomy
A 40 Yr old patient with a single kidney and a solitary exophytic mass of 4cm localised at its lower pole which amongst the following is the best recommended management option 
Select and explain. 
A. Paial nephrectomy, B. Radical nephrectomy, C. Radical nephrectomy with dialysis, D. Radical nephrectomy with immediate renal transplantation
A: Paial nephrectomy
Answer: A: Paial nephrectomy 
Explanation: .