Answer: communication
Explanation: The services market sells diverse services such as legal advice, auto repair, and dry cleaning; along with finance, insurance, and real estate businesses, and transportation, _communication__ and public utility firms, and not-for-profit organizations, these firms represent about 75 percent of all industrial firms.
The services market is a specialized type of marketing that encompasses a wide range of services which includes the business-to-consumer and business-to-business services, telecommunications, finance, insurance, transportation, hospitality, tourism, leisure, entertainment, rental, health care, real estate, professional and trade services. It also includes public utility firms as well as nonprofit organizations and is said to account for about 75% of all industrial firms. The services market provides some form of assistance to their customers who are the end users of such services.