Answer:
Option C.
Step-by-step explanation:
Exist primarily for the benefit of their members, is the right answer.
The formation of groups in an organization is very common. Such groups may be formed by the management as well as the employees. From the side of management, the groups are formed to accomplish the goals of the organization, such groups are known as the Formal groups. On the other hand, those groups that are formed by the workers as per their interests, likes and attitudes, are known as the Informal groups. The main focus of the informal group is to make attempts to provide benefits to the workers associated with the group.