Which of the Following Tasks Does the Text Indicate as an Important

Which of the following tasks does the text indicate as an important purpose of the White House staff?

A) prepares to repel impeachment attempts and helps supervise the executive branch
B) enhances communication with constituents and prepares for re-election efforts
C) helps with wartime decision making and obstructs access to the president
D) provides training experiences for future congressional candidates and brainstorms for ways to spin news events to make them favorable to the president
E) provides information and acts as a management tool