Which statement characterizes the Sitecore Extranet security domain?

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Which statement characterizes the Sitecore Extranet security domain?

A. It provides default access to the Sitecore identity server for users to log in to the appropriate environment areas.
B. It is an internal security domain for users that can access the Sitecore client tools and editing functionality.
C. It is the domain that contains user accounts as well as customized roles for managing read access to the website content.
D. It provides customized roles for controlling access to third-party environments such as a CRM or payment portal.