A nurse manager is conducting an in-service with a group of newly licensed nurses about social media and confidentiality. Which of the following statements from a nurse indicates an example of a breach of confidentiality on social media?

"I posted a picture of a staff birthday party in the nurse's station in front of the client assignment board."

"I posted a video of a staff member dancing in the surgical suite after the client was moved to the post anesthesia care unit."

"I posted a statement that a previous place I worked at was not staffed with enough nurses."

"posted a blog about a provider I know that is being investigated for substance use."