In the Context of Bruce Tuckman's Five-Stage Model of Group

In the context of Bruce Tuckman's five-stage model of group development, which of the following is true of the adjourning stage?

A) It is the final stage of group development where the task is completed.
B) During this period, roles and responsibilities of group members become clear and are accepted.
C) It is a stage where the group's focus will turn from interpersonal relations to decision making and task accomplishment.
D) Considerable conflicts as power struggles, cliques, and factions within the group begin to surface.