Which of the following incidents from \"The Contest” by Arthur Conan Doyle most clearly shows that Nero was a despotic ruler surrounded by assistants who adamantly seek to please him?. a. Nero's decision to take part in the Greek singing competition to prove that he is also gifted artistically. b. the presence of experts who train Nero and accompany him to the singing competition. c.Policles's chastisement of the audience after Nero's performance, followed by his decision to participate. d.Nero's followers who rig the contest by applauding his terrible performance and ignoring worthier singers.