- Manual bids
The correct answer is: Reach
Explanation: The primary benefit of using Performance Max campaigns across various Google platforms like YouTube, Google Search, and Google Images is increased reach. These campaigns leverage Google’s AI to uncover untapped revenue opportunities and serve ads to the right customers at the optimal time, across all Google ad inventories. This dynamic selection process facilitates greater exposure to potential customers.
Read more here: https://support.google.com/google-ads/answer/10724817