What’s a benefit of negative keywords?

Marketers can add negative keywords to campaigns to limit the terms their competitors can bid on in an auction.
A negative keyword strategy is crucial to identifying additional searches that customers may be using to find a business.
Negative keywords prevent an otherwise eligible query from triggering an ad that isn’t aligned with the search’s intent.
Adding negative keywords can help prevent customers from leaving poor reviews about a business.

The correct answer is:

Negative keywords prevent an otherwise eligible query from triggering an ad that isn’t aligned with the search’s intent.