A person doesn’t go outside the home because he thinks that people will look at him and talk about him. He finds it difficult to associate with his peers in a restaurant or under social settings. What is the most likely diagnosis?

The key is E. Social phobia. [Social phobia, is an anxiety disorder characterized by a significant amount of social anxiety (fear in one or more social situations), causing considerable distress and impaired ability to function in at least some parts of daily life].