Which of the following is incorrect for Henleās Loop?
A. Maintenance of high osmolarity of medullary interstitial fluid
B. The descending limb of loop of Henle is permeable to water but impermeable to electrolytes
C. The ascending limb is impermeable to water but allows transport of electrolytes actively or passively
D. The descending limb is impermeable to water but allows transport of electrolytes actively or passively