A nurse is providing education about medication therapy to the family of an older adult client who has a diagnosis of Alzheimer's disease. Which of the following statements by the family indicates an understanding of the teaching?

"Current medications are meant to help slow down the progressive decline."

"Miracle cures are on the horizon to treat this debilitating disease."

"Cholinesterase inhibitors are safe and have very few side effects."

"Benzodiazepines are the best option to help treat their behavior disturbances."