${?}_{{?}_{{?}_{?}}{?}_f\text{r}\text{a}\text{m}\text{e}\text{t}\text{h}\text{e}\text{i}\text{s}\text{s}\text{u}\text{e}\text{s}tobe\text{r}\text{e}\text{s}\text{o}\text{l}\text{v}\text{e}\text{d}\text{a}\text{n}\text{d}\text{d}\text{e}\text{f}\text{i}\text{n}\text{e}\text{t}\text{h}\text{e}\text{s}\text{c}\text{o}\text{p}\text{e}ofan\text{a}\text{r}\text{b}\text{i}\text{t}\text{r}\text{a}\text{t}\text{o}\text{r}\text{'}\text{s}\text{p}\text{o}\text{w}\text{e}\text{r}\text{s}\text{.}}$

Question $19$ options:

Focus groups

Mediators

The disputing parties

Municipal court judges

District court judges