[Answered]: The nurse is caring for a group of older adult…

The nurse is caring for a group of older adult patients. Which patient is at highest risk for developing delirium? a) A 70-year-old patient with a history of hypertension b) An 80-year-old patient with a urinary tract infection c) A 75-year-old patient receiving long-term corticosteroid therapy d) A 68-year-old patient scheduled for knee replacement surgery