Home » HubSpot Marketing Software Certification » True or False? In a topic cluster, subtopics are usually covered in blog posts. True or False? In a topic cluster, subtopics are usually covered in blog posts. Advertisement 5shares Facebook LinkedIn Pinterest Twitter Email True False Join our listSubscribe to our mailing list and get interesting stuff and updates to your email inbox. Thank you for subscribing.Something went wrong.We respect your privacy and take protecting it seriously