1. Multiple Choice: Which of the following is a common characteristic of frailty in older adults? A) Increased muscle mass B) Decreased risk of falls C) Difficulty with activities of daily living D) Stable cognitive function Correct Answer: C) Difficulty with activities of daily living Rationale: Frailty is characterized by decreased physical function and increased vulnerability to stressors, leading to difficulty with activities of daily living. 2. Fill-in-the-Blank: Delirium in older adults is often caused by ________. Correct Answer: an underlying medical condition, medication side effects, or environmental factors Rationale: Delirium in older adults can be caused by a variety of factors, including underlying medical conditions, medication side effects, and environmental factors