Answer:
Reference group.
Step-by-step explanation:
A reference is something to follow, is serves as a guide, or to look up on. Humans depend and need social reference in order to act. A reference group would be a group by which characteritics would most definelty serve as an example on how to act or behave.
A reference group is found around a person's environment, it is made of people that are close to a person's life and are part of it.