The Main Concern of the Starch Readership Service Is to

The main concern of the Starch Readership Service is to

A) provide information on the demographic characteristics of a particular publication's readership.
B) provide advertisers with insights concerning the effectiveness of their ads.
C) determine which magazines carry the most advertising.
D) evaluate the fit between a magazine's geographic distribution patterns and the type of advertising it carries.
E) link magazine readership with certain lifestyle characteristics.