Which two are client-side components of Oracle Data Gua…

Which two are client-side components of Oracle Data Guard Broker?

A.
Oracle Enterprise Manager Cloud Control

B.
Oracle Data Guard monitor

C.
Oracle Data Guard command-line interface (DGMGRL)

D.
Oracle Data Guard Broker Manager

Explanation:
https://docs.oracle.com/database/121/DGBKR/concepts.htm#DGBKR030