[Solved] The difference between the actual service provided to customers and the service that a firm's promotion program promises is referred to as the: A)knowledge gap. B)standards gap. C)communication gap. D)delivery gap. E)zone of tolerance. Erikson: Erik Erikson, a developmental psychologist known for his theory on the psychosocial development of humans. Gender Roles: Socially constructed roles, behaviors, activities, and attributes that a given society considers appropriate for men and women. Cultural Stress: The stress experienced by individuals who are exposed to a new and different culture, leading to feelings of confusion and anxiety. Erotic Desires: Deep-seated feelings and fantasies that evoke a longing for sexual intimacy and experiences.