A system administrator is configuring the security of a new environment. The administrator has
been asked to configure one LDAP server that has different sub-trees for business users and
administration users.
What should the administrator do to implement the required security configuration?

A.
Install and configure a TAI (Trust Association Interceptor)

B.
Configure a security domain for the stand-alone LDAP server.

C.
Use Federated repositories and configure the supported entity types.

D.
Use Stand-alone custom registry and configure the flat file implementation.