According to the Impact / Convergence box, “Voters Follow Political Figures on Social Media to Stay Current, Connected and Informed," a 2014 study by the Pew Research Center revealed that the number of voters ages 30–49 who follow political figures on social media has more than tripled since 2010

In small groups, task roles

a. are established when the group first meets and don't change. b. focus more on individual's own interests and needs than those of the group. c. help establish a group's social atmosphere. d. are directly related to the accomplishment of group goals.

The single most important physical characteristic in an oral presentation is eye contact

True False