At what time during a 24-hour period should a nurse expect clients with Alzheimer's disease to exhibit more pronounced symptoms?

A. At twilight/evening: Clients with Alzheimer’s disease often experience increased confusion, agitation, and restlessness later in the day, a pattern associated with circadian rhythm changes and environmental fatigue. Accumulated mental and physical fatigue may intensify symptoms during this time. B. After taking medications: Medication administration does not consistently correspond with worsening Alzheimer’s symptoms. While side effects may occur with certain drugs, symptom fluctuation related to time of day is more strongly linked to circadian and environmental factors. Timing alone does not explain increased symptom severity. C. In the middle of the night: Some clients may awaken confused at night, but symptom escalation is more commonly observed earlier in the evening rather than during deep nighttime hours. Nighttime disturbances are often related to sleep disruption rather than the typical daily pattern of symptom worsening. D. When they first awaken: Morning hours are often associated with improved orientation and alertness in clients with Alzheimer’s disease. Cognitive fatigue has not yet accumulated, and environmental cues are usually clearer. Pronounced symptom worsening is less likely at this time.