Mr Birling is shown as a rude and arrogant character.This is dedicated when it says “wretched girl” the adverb “wretched” implies that my Birling has no respect for Eva Smith.It refers to lower class.The term lower class illustrates people who are poor and they work under upper class people,people who are wealthy and well-bread such as Mr Birling.It also demonstrates that Mr Birling is angry because he thinks that Eva Smith is to blame for putting him in this situation.The noun “girl” reveals that she is only one out of all workers to Birling.She is nothing as she is a socialist,socialists are people who are lower class.They believe that everybody is equal and should be treated