which of the following?

SmartDirectory (LDAP) new features include which of the following? Select the all correct answers.

A.
The use of authentication algorithm

B.
Support of Multiple SmartDirectory (LDAP) Vendors using Profiles

C.
Support of multiple SmartDirectory (LDAP) servers

D.
High Availability

E.
The use of encrypted or non-encrypted SmartDirectory (LDAP) Connections