(A) One of your existing customers
(B) Anybody your company markets to, sells to, partners with, engages with, or employs
(C) A person sent by the intelligence agency of his or her own country who approaches an intelligence agency in the hope of being recruited as a spy
(D) A piece of software or a platform that helps you keep track of your leads, prospects, and customers
This question is a part of the HubSpot Inbound Marketing Certification Exam. You can find answers to all the questions asked in this exam in our HubSpot Inbound Marketing Certification Exam Answers page.