Goal using your event and trapscalendar classes, write a widgetviewer program that will allow sophie, sally and jack to schedule and maintain the events that their event organizing business will sponsor. this document will describe the minimum expected function for a grade of 90. your mission is to "go and do better." the meaning of "better" is largely up to you. find something that stinks about the program as described here (that shouldn’t be hard), and fix it.