You are managing a Solaris system on which the previous system administrator configured RBAC, and you need to understand the configuration you inherited. What is the purpose of the roles command?

A.
To view all roles to which a specific user belongs.

B.
To create, modify, and delete roles on the system.

C.
To switch to a specific role on the system to test its functionality.

D.
To view the contents of the /etc/security/roles_attr file.