Which of the following evaluation data would the nurse recognize that a patient with hyperosmolar hyperglycemic syndrome (HHS) has improved during the first 24 hours upon admission to the hospital?

Alert and oriented, blood and urine without ketones, no orthostatic blood pressure changes.

Alert and oriented, balanced intake and output, moist mucous membranes.

Respirations easy and unlabored, eats 50-75% of meals, vital signs stable.

Equal intake and output, denies pain or shortness of breath.