Something you have, something you are, and something you know are the three tenets of:

Social engineering involves psychologically manipulating people into divulging information or performing actions, and is not defined by these three authentication factors.

Change management is an IT process for controlling and tracking modifications to systems or infrastructure, unrelated to authentication factor categories.

Remote access refers to the technology and methods used to connect to systems from a distance and does not define or encompass the three authentication factor tenets.

These three factors represent the possession, inherence, and knowledge factors of authentication, which are the core tenets of access control. Multi-factor authentication (MFA) is built on combining two or more of these factors to verify identity before granting access to resources.