How does asset variety help with reach?

Increased asset variety allows Google Ads to assemble more ad variations tailored to different placements and user contexts across its vast network, including Search, Display, YouTube, and Discover. This flexibility means your ads are more likely to be eligible and relevant for a wider range of available ad slots, thereby increasing your overall reach. If you provide only a few assets, the system has fewer options to create effective ad combinations, limiting where and when your ads can appear. The other options are incorrect because asset variety does not restrict ads to YouTube, primarily impact visibility in Google Search (which is more about keywords and bidding), or directly expand geographic reach (which is controlled by targeting settings).