The following series of events occurred:

I. Martha was subject to gender discrimination at her job. She attacks her boss in anger over the discrimination.

II. Martha made a discrimination claim.

III. Martha was fired from her job.

IV. Martha applied to a different employer, who asked for a referral from her former employer.

V. Martha's former employer informs the requesting employer that Martha has a violent disposition and should not be hired.

Which of the following took place?

• Defamation and retaliation
• Retaliation only
• Retaliation and negligent referral
• Defamation and negligent referral

OPTION 3 IS INCORRECT.