The Editor of Market Buzz, a Business Magazine, Wants to Make

The editor of Market Buzz, a business magazine, wants to make several major changes in the magazine's content and format. Therefore, he asks a few members of the Editorial Board to use diagnostic research to predict the results if the changes are implemented. Given this information, what will the Editorial Board of Market Buzz most likely do?

A) explain how the magazine's competitors improve their circulation
B) determine the impact of the changes on the magazine's circulation
C) determine the impact of the changes on the magazine's circulation.
D) collect information about the magazine's past performance in the market