A Client Is Admitted with Mixed Respiratory and Metabolic Acidosis

A client is admitted with mixed respiratory and metabolic acidosis secondary to bronchitis and diabetic ketoacidosis.The nurse evaluates that teaching about the client's confusion was effective when a family member makes which statement?

A) "It is too early to tell if the ketoacidosis will cause permanent changes."
B) "Her memory will improve, but loss of some brain cells has occurred."
C) "The confusion should clear when oxygen and electrolyte levels are normal."
D) "The confusion should clear when blood glucose levels and other laboratory tests are normal."