The correct answer to this open question is the following.
Two elements in the essay "Loneliness... An American Malady" is the challenges it poses to traditional belief systems and the critics of the status quo and the way people think and act.
The effect that these elements have on the structure/ purpose and meaning of the text is that the elements allow the author to question why the American people who live in New York are sol lonely, despite it is a crowded city of 8 million people who live in a frenetic way.
Carson McCullers is the author of the essay "Loneliness... An American Malady." His narrative is written in the 2nd and 3rd person invites the reader to do an introspective through reflection and to reach that personal state of consciousness that helps individuals to reflect on this topic, helping them to reach their own conclusions.