A _____ is a single salient coordinating concept, shared by negotiators. Conversely, a _____ is a departure that takes place during the course of negotiation, when the trajectory seems to change. In the case of contentious negotiations that may be headed for impasse, a _____ might allow negotiators to reach mutual agreement by changing the course of negotiation. Group of answer choices reference point; goal point; goal point goal point; reference point; reference point turning point; focal point; focal point focal point; turning point; turning point