What’s a benefit of having multiple ads in an ad group?

What’s a benefit of having multiple ads in an ad group?

• Google Ads will automatically match each ad to the keywords it’s most relevant to
• Ads are only eligible to show at the top of the page if there’s more than one ad in that ad group
• When using optimize for clicks, Google Ads will automatically rotate your ads and give the best performing ones a better chance of showing more often
• Ads are only eligible to show ad extensions if there’s more than one ad in that ad group