Q: 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 testing different font styles and colors for specific product types.
B) By collecting customer review data following site visits.
C) By testing different combinations of text and images.
D) By making suggestions for image styles and context-tested image frames.
Correct Answer is B) By collecting customer review data following site visits.