In crescentic glomerulonephritis, which cell forms the crescentic body?( )
A.
Glomerular parietal epithelial cells
B.
Epithelial cells and monocyte macrophages in glomerular parietal layer
C.
Epithelial cells and monocyte macrophages of glomerular visceral layer
D.
Glomerular mesangial cells and endothelial cells
E.
Glomerular mesangial cells