The process by which organized interests attempt to affect the decisions and actions of public officials is called lobbying.
Answer: Option C
Explanation:
Certain business groups fund the operations of political parties and big influential leaders with authority. These groups expect favours in return in terms of policies and laws that would help their organizations fetch more profit.
To turn the decisions of the government in their favour, lobbyists try and influence the government officials and also threaten. They withdraw the financial support that they provide. The size increase of interest groups showed in likely influence the policy capabilities.