How Do Smart Shopping Campaigns Use Automated Bidding And Placements, And Machine Learning To Show A Variety Of The Most Relevant Ads Across Google Networks To Potential Customers?
(A) By making suggestions for image styles and context-tested image frames.
(B) By testing different combinations of text and images.
(C) By testing different font styles and colors for specific product types.
(D) By collecting customer review data following site visits.