Answer:
Conformity
Explanation:
As Sally has meeting with her book group for lunch and all ladies eventually requested for cake, but Sally didn't. If Sally requested dessert in the same way as her group because the ladies had. This is a example of conformity
Conformity is a term used for alteration in behavior or opinion as a consequence of group's impact on any individual . Conformity is a form of social control by which members of the group hold similar values and behavioral norms.