What can be determined about the interfaces of the Main_Campus router from the output shown?

Refer to the exhibit:

What can be determined about the interfaces of the Main_Campus router from the output shown?

A.
The LAN interfaces are configured on different subnets.

B.
Interface FastEthernet 0/0 is configured as a trunk.

C.
The Layer 2 protocol of interface Serial 0/1 is NOT operational.

D.
The router is a modular router with five FastEthernet interfaces.

E.
Interface FastEthernet 0/0 is administratively deactivated.