The PMHNP primarily works with older adult patients who frequently present with cognitive issues. He knows many people with Lewy body dementia are misdiagnosed or do not receive diagnosis for 18 months or more. Which of the following assessment tools does the PMHNP use to discriminate between Lewy body dementia (LBD), Parkinson's disease dementia (PDD), and mild cognitive impairment (MCI) due to Lewy body disease from other forms of cognitive impairment?