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
Ahritis occur in 
Select and explain. 
A. Alkaptonuria, B. Cystinosis, C. Maple syrup diseases, D. Homocystinuria
A: Alkaptonuria
Answer: A: Alkaptonuria 
Explanation: .