How does Google AI serve the needs of marketers looking to maximize search ad performance amidst billions of searches on Google every day?

It permits broad match and Smart Bidding to connect ads to queries and adjust bids instantly and automatically.
It allows Smart Bidding to predict high-volume queries and sets bids for them automatically.
It allows Ad Rank to prioritize either ad relevance or the anticipated clickthrough rate.
It’s so impactful that marketers don’t even need to invest in high-quality image assets to get the results they want.

The correct answer is:

It permits broad match and Smart Bidding to connect ads to queries and adjust bids instantly and automatically.