The Patient Has Been Treated by the Same Physician for 2

The patient has been treated by the same physician for 2 years and has had insomnia the entire time. Many different medications have been tried with limited success. What should be the nurse's primary assessment at this time?

A) Assess for a primary sleep disorder such as sleep apnea.
B) Assess if the patient has been selling his medications to addicts.
C) Assess if the patient has an addictive personality disorder.
D) Assess the patient for a primary personality disorder.