Final answer:
The statement that families should be informed to expect fluctuations in mental status is true. These fluctuations can arise from various medical conditions, making it necessary for healthcare providers to educate families accordingly.
Step-by-step explanation:
The question pertains to whether families should be informed to expect fluctuations in mental status. The most accurate answer is True (A). Fluctuations in mental status can occur due to a variety of medical conditions, such as delirium, dementia, and reactions to medications. It is therefore important for healthcare providers to educate families on potential changes in the mental status of their loved ones. This awareness can help families understand the patient's condition, contribute to better care, and facilitate appropriate responses to these fluctuations.