The Martin family has been making guitars out of its factory in Nazareth, Pennsylvania, for more than 150 years. In 2004, Martin Guitar was proud to produce its millionth instrument. Go to https://www.martinguitar.com to link to the Martin Guitar Web site and read about the company's long history. You'll discover that, even though it's a family-run company with a fairly unique product, it operates like any other company. Identify the main activities or functions of Martin Guitar's business and explain how each activity benefits the company.