Social anxiety is a disorder that causes someone to experience anxiety or fear in various environments.
These are environments where there are people.
No matter the number of people, there is an anxiety or fear of being critiqued, evaluated, and judged.
This anxiety and fear is present when she is speaking in public, meeting new people, or going out on dates.
It’s there when she is at a job interview, answering a question that has been asked of her at work or in a classroom, or talking to a store clerk.