What is a benefit of online advertising with Google AdWords?

What is a benefit of online advertising with Google AdWords?

A)  Advertisers can identify the Internet Protocol (IP) address of users who are searching for products
B)  Ads can include up to 50 characters for the first three lines of ad text
C)  Ads are displayed to users who are searching for a particular product of service
D)  Advertisers can pay to place their websites in the natural search results

Answer : Ads are displayed to users who are searching for a particular product of service

Reason : 

Online advertising lets you target your ads to the type of customers you want, and filter out those you don't. When you advertise online with AdWords, you can use different targeting methods to reach potential customers right when they're searching for your products or services.

Read More at https://support.google.com/adwords/answer/6336021