Which of the following represents the most common form of direct democracy in the United States?

Despite the election of a new government in March 2010,

the Iraqi state faces an uncertain future because: a. the new government is not technically democratic. b. very few Iraqis were allowed to vote in the election. c. social conflicts may be more than electoral institutions can handle. d. only the Sunni minority was allowed to vote in the elections.

When making contributions to candidates for Congress, PACs tend to show a preference for

A. Democrats. B. incumbents. C. candidates who are challenging incumbents. D. Republicans. E. Independents.