Political science teacher Mr. Jones asks his students to study how social media can influence public opinion by "following" famous activists, academics, and politicians on Twitter. While reading and exchanging each other's Tweets, some classmates became close friends. The first is an example of the project's ____ function, the second is an example of the project's _____ function.

A survey item on which respondents must choose from a set of answers provided on a questionnaire is

a. subject to high levels of response bias. b. not susceptible to social desirable bias. c. a closed-ended question. d. less prone to nondifferentiation than other types of items.

How do minor parties facilitate democracy in the United States?

a. by bringing more citizens into the political process with issue awareness b. by challenging the constitutional supports for the two-party model c. by sending important delegates to the major parties' national conventions – d. by thwarting the major party that is most ideologically distant