➷ The audience would know that the Titanic that Mr Birling said wouldn't sink, has actually sunk and that a war actually did happen, which Mr Birling also didn't believe in happening. This would impact the audience as they would start to understand that the 'hard headed' upper class businessmen weren't always correct in their thoughts but were too stubborn to look at other perspectives.
➶ Hope This Helps You!
➶ Good Luck (:
➶ Have A Great Day ^-^
↬ ʜᴀɴɴᴀʜ ♡