Refer the given figure of nephron.
Identify A, B, C and D and select the correct option regarding them
(a) A- Glomerulus-a tuft of capillaries formed by afferent arteriole.
(b) B-PCT-reabsorption of and selective secretion of H+ and K+ occurs here.
(c) C-DCT-almost all glucose, amino acids, water, Na+, K+ and uric acid are absorbed here.
(d) D-collecting duct-extends from the cortex of the kidney to the inner parts of medulla. Large amount of water is secreted in this region.