(A) The search terms must be unique to a company.
(B) The keywords must be unique to only one campaign.
(C) The keywords must be relevant to the search term.
(D) The keywords must be listed in all ad groups for a company.
This question is a part of the Google Ads Search Certification exam. You can find answers to all the questions asked in this exam in our Google Ads Search Certification Exam Answers page.