You overhear one coworker angrily saying to another one, "I can't believe you would do this to me! You are childish, self-centered and rude." Which principled negotiation strategy does your coworker need to keep in mind?
◦ Focus on shared interests.
◦ Generate many solutions to solve the problem.
◦ Separate the people from the problem.
◦ Base decisions on objective criteria.