The Patient Is an 80-Year-Old Man Who Is Visiting the Clinic

The patient is an 80-year-old man who is visiting the clinic today for his routine physical examination.The patient's skin turgor is fair,but he has been complaining of fatigue and weakness.The skin is warm and dry,pulse rate is 126 beats per minute,and urinary sodium level is slightly elevated.After assessment,the nurse should recommend what to the patient?

A) Decrease his intake of milk and dairy products to decrease the risk of osteoporosis.
B) Drink more grapefruit juice to enhance vitamin C intake and medication absorption.
C) Drink more water to prevent further dehydration.
D) Eat more meat because meat is the only source of usable protein.