Answer:
Reference.
Explanation:.
Reference group-people to whom an individual looks as a basis for self appraisal or as a source of personal standards.
In other words, a reference group is any person or group that serves as poitnof comparison (or reference) for an individual in forming either general or specific values, attitudes, or a specific guide for behavior.
These groups place no restrictions on group size or membership,
From a marketing perspective, reference groups are groups that serve as frames of references for individuals in their purchase or consumption decisions.