Which one of the following correctly explains the function of a specific part of a human nephron?

• A
  Henle's loop $-$ Most reabsorption of the major substances from the glomerular filtrate
• B
  Distal convoluted tubule $-$ Reabsorption of ions into the surrounding blood capillaries
• C
  Afferent arteriole $-$ Carries the blood away from the glomerulus towards renal vein
• D
  Podocytes $-$ Create minute spaces (slit pores) for the filtration of blood into the Bowman's capsule