Which two answers are correct regarding the configuration in Cisco IOS XR? (Choose two.)

A.
You apply the configuration by issuing the activate command.

B.
You do not have to do anything. The configuration is active as soon as you enter configuration
commands.

C.
You apply the configuration by issuing the commit command.

D.
You save the configuration by issuing the save command.

E.
You do not have to do anything. The configuration is saved automatically after it is applied.

F.
You save the configuration by issuing the copy running-configuration startup-configuration
command.