This is a hyperbole bc it is an exaggerration
Typically unnamed characters are representative of universal characters. They symbolize anyone who might find himself in such a difficult situation.
The correct answer for this question is this one: "B. Mrs. Linde is relieved to sit down and relax with her friend." The theme that is developed through the dialogue is that <em>Mrs. Linde is relieved to sit down and relax with her friend.</em>Hope this helps answer your question and have a nice day ahead.