Sports journalist Nick Dimengo described the Seattle Seahawks, a professional football team, this way in April $2015$: "Seattle has proved that it's not how the job gets done, but that it does get done, relying on one another to compete and contribute in order to reach their goals$-$which they often do because of the chemistry and trust that they have. Based on this description, which of the key characteristics of effective teams is working for the Seattle Seahawks?

A$.$ Positive group dynamics

B$.$ Camaraderid

C$.$ Shared leadership

D$.$ Positive role for conflict