A Facebook custom audience is based on:

  • the number of connections a person has on Facebook
  • new people who share the characteristics of your existing audience
  • people who have already expressed an interest in your business
  • people who recently created a Facebook account

The correct answer is:

  • people who have already expressed an interest in your business.

🎓 Get all the latest and 100% correct HubSpot Digital Advertising Certification Exam Answers