The correct answer is A.
Lobbying is a paid or volunteer activity that involves persuading members of government to enact a legislation that would benefit a specific interest group.
It is a highly controversial phenomenon seen by many as bribery or extortion.
Lobbyists research or analyze legislation or proposals, attend congregational hearings and change public opinion through advertising campaigns.
Lobbyists represent every American institution and interest group such as : corporations, labor unions, churches, colleges and universities, charities, environmental groups, senior citizen organizations, state, local or foreign government.
The term lobbying was coined by President Ulysses S. Grant. He liked to talk to people in the lobby of the Willard Hotel in Washington D.C.
