HD Radio allows broadcasters to split the existing signal, which in analog form covers a fairly broad bandwidth, into several discrete stations

Neil's blog was primarily about his fear of roller coaster rides. The blog recounted his first ride on a roller coaster as a child and his mental state after the ride. It is clear his blog is not written for mass media, since it lacks a(n)

a) purpose. b) subject matter. c) audience. d) writing environment.

If you are giving a speech on the history of fashion in the 20th century, you would most likely choose to divide your topic by

a. space. b. geography. c. people. d. time.