An advertiser using cost-per-thousand impressions (CPM) bidding wants to maximize exposure on a specific set of sites that have been selected for a new campaign. Which is a best practice that this advertiser should employ when setting up the new campaign?

An advertiser using cost-per-thousand impressions (CPM) bidding wants to maximize exposure on a specific set of sites that have been selected for a new campaign. Which is a best practice that this advertiser should employ when setting up the new campaign?

A) Choose websites that represent a variety of themes.
B) Create a campaign for each website.
C) Set individual bids for each website selected
D) Set bids at the ad group or campaign levels.

Answer: D