We start working toward our project this week. the big picture is that sophie, sally and jack are going into the event organizing business. we’ll get into that later. but first, they need to characterize the events that they might be producing. the attached zip file has the following files: • doc directory containing javadoc documentation for many classes, including event. this directory should be extracted to some directory, and doc\event. html opened using a browser. (the directory must be extracted; browsers don’t work inside a zip file.) • eventsanitycheck. java