Answer:
Level of Organization Description
Local Union A group of workers at a particular worksite who have come together to form a union.
Regional/ District Council A group of local unions in a particular geographic area that work together to coordinate their activities and represent their members.
National Union A union that represents workers in a particular industry or occupation throughout a country.
International Union A union that represents workers in a particular industry or occupation across multiple countries.
Federations Coalitions, or groups, of national unions that work together to coordinate their activities and represent their members. Examples include the AFL-CIO and Change to Win Federation.