In the Context of American Political Parties, the Party in Government

In the context of American political parties, the party in government helps to organize the government's agenda by:

A) coaxing and convincing its own party members in office to vote for its policies.
B) gaining the financial support of lobbyists.
C) supporting nonpartisan elections.
D) electing the delegates to the national party committee.
E) influencing the national party chairperson to take decisions in its favor.