- Having more ads in an ad group increases the chances of showing more than one ad per auction.
- Having more ads in an ad group means lower bounce rates for landing pages.
- Having more ads in an ad group means the ads will receive a higher-quality score.
- Having more ads in an ad group allows Google to serve the best-performing ad for each specific auction.
The Correct Answer is: Having more ads in an ad group allows Google to serve the best-performing ad for each specific auction.
It’s important to have more than one ad so that Google Ads can show the one that will likely perform best for each search. One headline in each ad should mention at least one of your keywords. For the other headlines and descriptions, each ad can highlight different aspects of your offering.
Read more here: https://support.google.com/google-ads/answer/9451609