Which of the Following Scenarios Could Trigger Libel Suit

Which of the following scenarios could trigger libel suit?

A) You send out a news release that contains false statements and injures someone's reputation.
B) Your boss criticizes a competitor in an interview, but the criticism is based on fact.
C) A journalist writes a negative review of a meal eaten at a local restaurant.
D) An employee is fired, and the Human Resources director tells the media that she left for "personal ? reasons."
E) All of the above.