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
In Wegner's glomerulonephritis, the characteristic features seen in: 
Select and explain. 
A. Focal necrotizing glomerulonephritis, B. Granulomas in the vessels wall, C. Interstital granulomas, D. Nodular glomerulosclerosis
B: Granulomas in the vessels wall
Answer: B: Granulomas in the vessels wall 
Explanation: Granulomas in the vessels wall