Which is true of reserve ads?

✅  The correct answer is:

Because impressions are guaranteed, advertisers are charged a fixed rate.

Question:

Which is true of reserve ads?

Solution:

  • Because impressions cannot be guaranteed, advertisers are charged a variable rate.
  • They can only be sold and served via Google’s Ad Exchange, or AdWords for video.
  • Because impressions are guaranteed, advertisers are charged a fixed rate.
  • Because impressions are guaranteed, advertisers are charged a variable rate.