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: Pathology
The following hereditary disorders show an abnormally high predispostition to malignancy except- 
Select and explain. 
A. Xerderma pigmentosum, B. Bloom's syndrome, C. Fanconi's anaemia, D. Cystinuria
D: Cystinuria
Answer: D: Cystinuria 
Explanation: Ans. is `d' i.e., Cystinuria