Kevin and lily are classmates and have known each other for a few semesters. They meet frequently for lunch after classes and talk about a wide range of topics. However, kevin has noticed that lily likes to gossip, sharing other's secrets with him. He is guarded with how much information he shares with her, for fear she will share it with others. According to social penetration theory, kevin's self-disclosure has breadth but not ___________. Chapter 7.