Robin and Shauna were both employees at the same company and regularly had lunch together. During one of their​ lunches, both commented on the lackluster holiday parties that the company had become known for. They decided that if the holiday parties were going to improve they needed to do something about it and grabbed a few of their other friends at work to gather some ideas for this​ year's celebration. This would be an example of​ a(n) __________________.