When your classmates at school work cooperatively on a project, it is an example of a positive influence by

Responses

your heredity.
your heredity. - no response given

your culture.
your culture. - no response given

a peer group.
a peer group. - correct

a psychologist.

1 answer

The correct response is "a peer group." When classmates work cooperatively on a project, it reflects the influence of their peer group.