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
Pathological changes of diabetic nephropathy are all except - 
Select and explain. 
A. Fibrin caps and capsular drops, B. Intercapillary glomerulosclerosis, C. Focal sclerosis, D. Capillary basement membrane thickening
C: Focal sclerosis
Answer: C: Focal sclerosis 
Explanation: None