the icu and ed director of a small hospital has recently experienced conflict with the ed staff and icu staff related to patient transfers occurring at the end of the shift. the ed nursing staff work 12-hour shifts from 11am to 11pm, while the icu nursing staff work 12-hour shifts 7am to 7pm. the director realizes that the two nursing departments must negotiate to resolve the conflict. what is a critical goal in negotiation? (select all that apply.)