Final answer:
The National Education Association (NEA) is the correct answer as it is an employee association representing the interests of educational professionals.
Step-by-step explanation:
The employee association mentioned in the question that best fits from the provided list is the National Education Association (NEA). Employee associations like the NEA are organized groups that represent the interests of employees in collaborations or negotiations with their employers. They may offer services such as collective bargaining, legal advice, and professional development opportunities.
Other examples of such associations and unions include the Service Employees International Union (SEIU), the American Federation of Teachers (AFT), and the International Brotherhood of Teamsters (IBT).