You have a Brocade IronStack of four FCX units actively running with sequential unit IDs. You

need to replace unit ID 3 with a new unit. Which two statements are true? (Choose two.)

A.
The new unit must be the identical model type as the replaced unit.

B.
The new unit will try to become the secondary unit and will retain the configuration of the stack.

C.
The new unit becomes the last unit in the stack.

D.
The active controller will reset the new unit and become part of the stack.