During the life span of a group, the leader's role:​

A) ​remains relatively unchanged.
B) ​is strictly nonparticipative and observant.
C) ​changes with the development stage.
D) ​is largely that of an active participant.

Development Stage

A period or phase in the growth or progression of something (e.g., an individual, organism, or project), characterized by particular conditions or requirements.

Leader's Role

The responsibilities and functions assumed by an individual in a leadership position, guiding and directing a group or organization.