How do Responsive Display Ads use automation?

Responsive Display Ads leverage powerful machine-learning models to generate reports customized to meet the specific requirements ofeach campaign.
Responsive Display Ads use a machine-learning model to determine optimal assets for each ad slot using predictions based on an advertiser’s performance history.
Responsive Display Ads use a machine-learning model to create an advertiser’s assets, using assets that have performed well in the past.
Responsive Display Ads automate ad creation for most apps, but not desktop and mobile devices.