A Patient with Hodgkin's Lymphoma Who Is Undergoing External Radiation

A patient with Hodgkin's lymphoma who is undergoing external radiation therapy tells the nurse, "I am so tired I can hardly get out of bed in the morning." An appropriate intervention for the nurse to plan with the patient is to

A) minimize activity until the treatment is completed.
B) exercise vigorously when fatigue is not as noticeable.
C) establish a time to take a short walk almost every day.
D) consult with a psychiatrist for treatment of depression.