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
Most characteristic lesion in diabetic nephropathy is 
Select and explain. 
A. Diffuse Glomerulosclerosis, B. Fibrin caps, C. Capsular drops, D. Kimmelsteil Wilson nodules
D: Kimmelsteil Wilson nodules
Answer: D: Kimmelsteil Wilson nodules 
Explanation: Most common - Diffuse Glomerulosclerosis.
Most characteristic - Kimmelsteil Wilson nodules.