Which of these best describes Sorrentino's use of authorial reticence in "There's a Man in the Habit of Hitting Me on the Head with an Umbrella"?

you wonder what the poor man is going through and how as you read it you can find his plight humorous. Is it a medical condition, is he mentally unstable, or are we as readers being cold to the fact that the man has a condition that is driving him crazy? Good read and very entertaining.