Answer:
Google Ads provide control by charging only when you get a click over your ad.
Step-by-step explanation:
Google Ads technology enhances them to release all ads on the environment and create impact by selecting the population they release them on. First of all, the categorizes the ads, then it finds the people that are going to react with more positive sentiment to them and finally, they charge you for the number of people clicking on them. This is a very convenient ad format that ensures you get the right traffic for potential clients.