(A) Customizing your sitemap.
(B) Adding links between topic cluster content.
(C) Customizing your robots.txt ﬁle.
(D) Enabling Google AMP.
(E) Requiring HTTPs for your domains.
This question is a part of the HubSpot CMS for Marketers Certification Exam. You can find answers to all the questions asked in this exam in our HubSpot CMS for Marketers Certification Exam Answers page.