Answer: Social Anxiety Disorder
Step-by-step explanation:
Social anxiety disorder also called social phobia, is an anxiety mental disorder where individuals becomes distressed, anxious and scared when involved in social situations triggered by fear of being judged negatively or criticized by others making such individuals to constantly evaluate themselves especially in public gatherings for fear of being perceived as stupid or lacking necessary traits or characteristics.
Here, Lauren is terrified of being criticized when she is called upon to give a speech about her friend in public , means that is having a Social Anxiety Disorder.