A Female Client Being Examined by the Nurse Exhibits 2

A female client being examined by the nurse exhibits 2+ pitting edema in the right arm,while the left arm is normal in size.Which of the following responses by the nurses is most important at this time?

A) "How much salt do you have in your diet?"
B) "Does the other arm swell also?"
C) "Tell me about your past surgical procedures."
D) "Do you ever feel self-conscious about your arm?"