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
The risk of rupture in renal aery aneurysms is 
Select and explain. 
A. Less than 1%, B. 5%, C. 20%, D. None of the above
D: None of the above
Answer: D: None of the above 
Explanation: Ans. is `d' i.e. None of the above