After eating lunch, the client gets out of bed and walks to…

After eating lunch, the client gets out of bed and walks to the bathroom. On the way back from the bathroom the client becomes lightheaded and grabs at the over-bed table, which rolls into the wall, causing the client to fall to the floor. The nurse rushes into the room on hearing the noise and finds the client lying on the floor. The nurse takes the client’s vital signs and assesses for injuries. After determining that the client has sustained no further injuries, the nurse assists the client back into bed. Which statement indicates negligence on the part of the nurse with regard to the client’s fall?