Final answer:
The best way for the nurse to communicate with an intubated client receiving mechanical ventilation is to use a whiteboard for written communication.
Step-by-step explanation:
The best way for the nurse to communicate with a client who is intubated and receiving mechanical ventilation is to use a whiteboard for written communication. This allows the nurse to convey information clearly and effectively without relying on verbal communication. Verbal communication may be difficult for the client due to the presence of the mechanical ventilator. Written communication ensures that important information is understood and reduces the risk of miscommunication.