4.1: Understand the general concept of uncertainty, specific types of uncertainty, and when uncertainty is likely to occur.
4.2: Describe the various ways people use communication to reduce uncertainty, both in face-to-face and online contexts.
4.3: Describe how different theories/models explain processes related to uncertainty.
4.4: Understand the ideas and concepts related to expectancy violations theory.
4.5: Explain how expectancy violations function in close relationships.