In an alternative dispute resolution program $($ADR$),$ the concerned employee and supervisor have finished the peer review stage and have not reached a settlement. Which of the following is most likely the next stage in the ADR process?

Multiple Choice

The two will meet alone and attempt to arrive at a settlement.

A panel of representatives from the same level will hear the case.

A neutral third party from outside the organization will hear the case via a nonbinding process.

A professional arbitrator from outside the organization will hear the case.

The supervisor will seek legal support from the judiciary.