The nurse is performing an initial assessment of a client who has an expressionless facial affect, slurred speech, and red conjunctivae. Which question should the nurse ask first? "Have you:

A. Asking about food intake is relevant but less critical compared to assessing potential hypoglycemia or other acute issues related to blood sugar. B. Depression can cause expressionless facial affect, but it does not usually cause slurred speech or red conjunctivae, making it a less immediate concern. C. Sleep disturbances might explain some symptoms, but they do not typically cause the combination of slurred speech and red conjunctivae. D. The client's symptoms could indicate hypoglycemia or other metabolic disturbances related to blood sugar. Assessing for blood sugar issues is crucial because untreated hypoglycemia can lead to serious complications, making it the priority in this situation.