Which of the following are examples of facilitated diffusion? Select all that apply.

A. Water diffusing across the cell membrane from an area of high concentration to low concentration.

B. A carrier protein 'that changes shape to allow the transport of molecules across the plasma membrane.

C. A gated channel that allows glucose, a very large molecule, to cross the cell membrane.

D. An ion channel that allows ions to diffuse across the cell membrane.​