A Client Diagnosed with Bipolar Disorder Is Distraught Over Insomnia

A client diagnosed with bipolar disorder is distraught over insomnia experienced over the last 3 nights and a 12-lb. weight loss over the past 2 weeks. Which should be this client's priority nursing diagnosis?

A) Knowledge deficit R/T bipolar disorder AEB concern about symptoms
B) Altered nutrition: less than body requirements R/T hyperactivity AEB weight loss
C) Risk for suicide R/T powerlessness AEB insomnia and anorexia
D) Altered sleep patterns R/T mania AEB insomnia for the past 3 nights