As the mediation session between Tony and Diana continued, Diana askedTony, “Do you really think that the older people in the neighborhood need topark right where the playground is?”Tony replied, “No. It doesn't have to be right there at all, but we DO needmore parking spaces in the neighborhood, closer to our houses.”Ava, the mediator, said, “So if there was a way to find the seniors moreparking closer to their homes without pulling down the playground, bothsides would be satisfied, right?” Tony and Diana agreed.By using what Tony and Diana each said to describe a solution that addresses both oftheir needs, the mediator is using a(n) __________ theory approach.gamerelationship-basedrights-basedpower-basedTony and Diana found it easier and easier to talk with one another in theirmediation session, but they struggled to come up with ways of findingadditional places for older residents of their neighborhood to park without