When users access a company's website from home, they are prompted to log in with a username and password. However, when in the office they are not prompted to log in and instead are able to access…

Multifactor authentication requires two or more distinct types of credentials, which is not directly illustrated by the scenario's login behavior (only username/password mentioned).

Non-repudiation ensures that a party cannot deny having performed an action, which is a security principle, not an authentication method or access pattern.

A hardware token is a physical device used as an authentication factor, but the scenario describes a difference in login experience based on location, not the type of authentication factor used.

Single Sign-On (SSO) allows a user to authenticate once, usually to a primary identity provider or corporate network, and then gain access to multiple applications and services without needing to re-enter their credentials. In an office environment, users are likely already authenticated to the domain, enabling SSO to the company's website, while remote access requires a separate login.