In this task, you're given a context, a sentence,  and a character. The sentence describes an action or job of the given character. Also, the context provides more information about the sentence or the character. Your task is to return one of the emotions which are expressed by the Character in the given sentence. For that you can use the Context; however, Context is not provided in all the inputs. Also, in some inputs, there can be zero emotion; for that return 'None'.

Context: Brian worked at a newspaper, but he like to perform stand up comedy. Brian was good at comedy, and someone took notice. He was offered a job hosting a comedy show for a local TV station. The writing for the show was bad, and it eventually got cancelled. 
 Sentence: Brian regretted quitting his day job at the newspaper. 
 Character: Brian
downtrodden