This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pathology
Friedreich's ataxia is usually not associated with 
Select and explain. 
A. Acid-peptic disorder, B. Cardiovascular abnormalities, C. CNS abnormalities, D. Peripheral nerve involvement
A: Acid-peptic disorder
Answer: A: Acid-peptic disorder 
Explanation: .