Oscar Wilde does not hesitate to use several quite probable coincidences as a source of humor and major plot elements. Which of the following is NOT one of these important coincidences?a. John Worthing's being in Algernon's flat when Aunt Augusta comes to visit.b. Miss Prism's being Cecily's governess and Worthing's former nanny.c. Algernon's meeting John at the latter's country estate.d. The fact that Cecily and Gwendolen both keep diaries.