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: Medicine
C-ANCA is associated with: 
Select and explain. 
A. Protein-3, B. Myeloperoxidase, C. Alkaline phosphatase, D. Lactate dehydrogenase
A: Protein-3
Answer: A: Protein-3 
Explanation: None