LDAP is considered “lightweight” in comparison to X.500 because

LDAP is considered "lightweight" in comparison to X.500 because (Choose TWO correct answers.)

A.
It has a smaller set of operations.

B.
The client and server communicate using the TCP/IP protocol stack.

C.
The client and server communicate using the OSI protocol stack.

D.
LDAP supports Access Control Lists and X.500 does not.