Well, through commercials, but they were mainly successful because everyone (almost) knows and trusts Apple, so when the latest product is released, everyone flocks to it because it's new, cool, sleek, and awesome.
They also do partnerships with Verizon and Sprint or whatever.
Marietta is a part of A WORK GROUP.
The correct option is B.
A work group is made up of members, who can represent one unit or department and these members work independently but at the end of the day they pool their outputs together. The characteristic feature of work groups include the following: individual accountability, focus is on individual goals, production of individual work product, defined individual roles, tasks and responsibilities, etc.
