You want to change the device mode of a QFX3500 to connect to a QFabric system. Which command
would you use?

A.
[edit] user@qfabric# request chassis device-mode node-device

B.
user@qfabric> request chassis device-mode node-device

C.
[edit] user@qfabric# request system device-mode node-device

D.
user@qfabric> request system device-mode node-device