Sandy, an expert on Search marketing, knows she should use extensions effectively in order to optimize her Google Ads campaign results. What’s Google’s recommendation about extensions?

• Use no more than two extensions per campaign or ad group.
• Use at least five extensions and add only to ad groups.
• Use ad extensions only when advertising the service industry.
• Use at least three extensions in each campaign or ad group.

Download Google Ads Search Certification Exam Answers (PDF)