Final answer:
Service, fraternal, cultural, and ethnic associations provide business contacts through volunteerism, offering valuable networking opportunities during community service activities and event partnerships.
Step-by-step explanation:
Service, fraternal, cultural, and ethnic associations can provide business contacts primarily through volunteerism (b). By engaging in volunteer activities, members of these organizations create opportunities for networking that can lead to business contacts and collaboration. These organizations address a variety of interests from business networking to community service, such as the Rotary, Lions Club, and Kiwanis. They provide a platform not only to socialize with others and assist one another but also to benefit from mutual support in various forms including economic, recreational, and political.
Moreover, when partnering with organizations for event planning and implementation, there can be expanded outreach, promotion of diversity among attendees, and combined resources which can be more cost-effective. Labor unions, professional associations, and cooperative organizations are also instrumental in providing support for members and allowing industries to be more unified in addressing common issues.