<h3>Public action committees (PACs), Bussinesses, Interest Groups, and unions.</h3>
Explanation:
Lobbyists are professional representatives who work on behalf of individuals and groups of individuals to influence political and legislative decisions in a government.
They work for public action committees(PACs), Bussinesses, Interest Groups, and unions by persuading and pressurizing legislators and lawmakers to introduce and support bills in favor of such organizations.
They play a vital role in policy and decision making progress and their participation helps in making amendments, new regulations, or even introducing new bill in the legislative.
