A 22-Year-Old Patient Is Admitted to the Hospital with Anorexia

A 22-year-old patient is admitted to the hospital with anorexia nervosa. The patient is 5 ft 5 in (163 cm) tall and weighs 90 pounds (41 kg) . Laboratory tests reveal hypokalemia and iron-deficiency anemia. In planning care for the patient, the nurse places the highest priority on the nursing diagnosis of

A) ineffective health maintenance related to obsession with body image.
B) risk for decreased cardiac output related to electrolyte imbalance.
C) imbalanced nutrition: less than body requirements related to refusal to eat.
D) risk for activity intolerance related to anemia and weakness.