Which Communication Would Alleviate a Patient's Anxiety About Having an Electrocardiography

Which communication would alleviate a patient's anxiety about having an electrocardiography?

A) Tell the patient that the procedure will last 1 hour
B) Explain to the patient that a small amount of electricity passes through the body
C) Describe to the patient what disease or abnormality the physician is looking for
D) Encourage the patient to ask questions and verbalize her concerns
E) Tell the patient that although ECGs are unpleasant, they are necessary