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
Which of the following is the cause of break of glomerular basement membrane sometimes and sub epithelial deposits in electron microscopy? 
Select and explain. 
A. Membranous glomerulonephritis (MGN), B. Focal glomerular sclerosis, C. Rapidly progressive glomerulonephritis (RPGN), D. Minimal change (MCD)
A: Membranous glomerulonephritis (MGN)
Answer: A: Membranous glomerulonephritis (MGN) 
Explanation: None