Zach is an administrative professional at a corporate headquarters of a gym. The executives decided that instead of the typical summer barbecue the company holds for their employees each year, they will do something a little different this year: an Olympics-style extravaganza. They've assigned Zach the task of communicating the event to the employees. They also want Zach to get in touch with a former Olympian and get them to be a guest speaker at the event. What type(s) of written communication would BEST suit each of Zach's assignments? A memo for both the employees and the former Olympian A memo for the employees and a letter for the former Olympian A report for the employees and a letter for the former Olympian A report for the employees and a memo for the former Olympian