A Client Diagnosed with Seasonal Affective Disorder (SAD) States, "I've

A client diagnosed with seasonal affective disorder (SAD) states, "I've been feeling 'down' for 3 months. Will I ever feel like myself again?" Which reply by the nurse will best assess this client's symptoms.

A) "Have you been diagnosed with any physical disorder within the last 3 months?"
B) "Have you experienced any traumatic events that triggered this mood change?"
C) "People who have seasonal mood changes often feel better when spring comes."
D) "Help me understand what you mean when you say, 'feeling down'?"