Put the structures in the correct order starting from where the filtrate is formed and ending with where it is expelled as urine.
A) proximal convoluted tubule → loop of Henle → distal convoluted tubule → collecting duct
B) distal convoluted tubule → proximal convoluted tubule → loop of Henle → collecting duct
C) loop of Henle → proximal convoluted tubule → distal convoluted tubule → collecting duct
D) collecting duct → distal convoluted tubule → proximal convoluted tubule → loop of Henle