${?}_{{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_b\text{l}\text{a}\text{n}\text{k}\text{d}\text{i}\text{s}\text{t}\text{i}\text{n}\text{g}\text{u}\text{i}\text{s}\text{h}\text{e}\text{s}\text{g}\text{r}\text{o}\text{u}\text{p}\text{s}\text{a}\text{n}\text{d}\text{t}\text{e}\text{a}\text{m}\text{s}\text{.}}$

Multiple Choice

Scope $of$ activities

Depth $of$ commitment

The presence $of$ a formally appointed leader

Size $(groups$ are typically $limitedin$ size$)$