Instead of keywords, Shopping ads use product attributes, which are defined in a Merchant Center data feed, to show ads on relevant searches.

Source: All about Shopping Campaign

• Shopping Ads are highly customizable to match the look and feel of a partner website that uses images and text to drive brand awareness.
• Shopping Ads use a carousel format that allows for video, images, and text that change based on the search query.
• Shopping Ads are a text-based-only format that’s easy to set up using keywords and location as the minimum requirement for launching.
• Shopping Ads use product attributes to show ads on relevant searches to increase conversion.

The correct answer is: Shopping Ads use product attributes to show ads on relevant searches to increase conversion.

Instead of keywords, Shopping ads use product attributes, which are defined in a Merchant Center data feed, to show ads on relevant searches. Advertisers can browse product inventory directly in Google Ads and create product groups for the items they want to promote.

Read more about it here

All About Shopping Ads and How they works

Other Similar Questions

You want to launch your first Shopping campaign, but you don’t know the difference between Search and Shopping. What’s a benefit of Shopping Ads?

https://school4seo.com/google-shopping-advertising-exam/which-of-these-statements-about-shopping-ads-is-true%ef%bf%bc/

Read more: https://support.google.com/google-ads/answer/2454022