What should the nurse do when a client on a mental health unit expresses a refusal to receive a scheduled dose of lorazepam IM? A) Administer the medication against the client's wishes, as it is prescribed. B) Respect the client's decision and document the refusal in the medical record. C) Convince the client of the benefits of taking the medication. D) Seek approval from the client's family or guardian before administering the medication.