Which is NOT a reason for group formation?

The reasoning behind identifying the shared disdain for a topic as not a reason for group formation lies in the nature of what typically drives groups to form. Groups usually assemble around shared interests, goals, or supportive frameworks that foster a sense of belonging and camaraderie among members. Common reasons for group formation include gender, as it can create common experiences or solidarity among individuals; culture, which often focuses on shared practices, beliefs, and values that unite individuals within a defined social group; and security, where individuals feel a need for protection or safety which prompts them to bond together for mutual support.

In contrast, a shared disdain for a topic does not provide a unifying positive force or goal. While it may create a temporary gathering of individuals who oppose or dislike something, this basis for group formation is generally not sustainable and does not foster the same sense of community or solidarity that other reasons do. Groups built on negativity or opposition tend to lack the cohesion and supportive elements that are characteristic of effective groups built around shared identities or interests. Thus, while disdain might bring people together momentarily, it lacks the fundamental qualities necessary for a lasting group formation.