The nurse has been caring for Mr. Robertson for the past two days. On the third day. the nurse is responsible for administering Mr. Robertson's 0730 insulin. The nurse notes that Mr. Robertson does not have an armband. How should the nurse respond?

Proceed with the administration of the medication as the nurse has been caring for Mr. Robertson for the past two days

Ask Mr. Robertson to state his full name, home address, phone number and date of birth

Verify with a colleague that the client is indeed Mr. Robertson

Return to the nursing station and have a new armband made