Which of the following is true for endocytosis?
A. During endocytosis of GLUT4 transporters in fat cells, there is removal of GLUT4 transporters from plasma membranes.
B. During endocytosis of GLYCOGEN4 transporters in liver cells, there is removal of GLYCOGEN4 transporters from plasma membranes.
C. During endocytosis of AQP4 channels in epithelial cells in the kidney medullary collecting duct, there is removal of AQP4 channels from luminal membranes.