A nurse is reviewing client confidentiality with other staff members. The nurse should identify that which of the following actions is an example of protecting client confidentiality?

Writing a client's diagnosis on the message board in the client's room.

Discarding worksheets containing client information in a wastebasket.

Giving change-of-shift report to a nurse outside the client's room.

Discussing a client's prognosis with an assistive personnel who is caring for the client.