What type of work situations upset you the most and why?

Your ability to maintain self-control and display an even temperament on the job says a lot about your maturity level. The interviewer is looking for a situation(s) that upsets you and how you effectively handle it while showing your maturity level. General example scenarios might include coworkers who consistently show up late to work, supervisors who don't value the opinions of others, high turnover rates, etc.