When Transferring a Client to a Wheelchair, Which of the Following

When transferring a client to a wheelchair, which of the following should be true?

A) The client's feet are touching the ground to stabilize the chair.
B) The nurse aide is fully supporting the client's weight using back, not thigh, muscles.
C) No weight is placed on the client's legs during the procedure.
D) All the wheels are locked to avoid chair movement and falls.