Which step should be taken to solve the problem?

user@router# run show interfaces terse
Interface Admin Link Proto Local
fe-0/0/0 up up
fe-0/0/0.0 up up inet 10.0.39.2/24
iso
mpls
fe-0/0/1 up up
fe-0/0/1.0 up up inet 10.0.18.2/24
fe-0/0/1.513 down up inet 10.0.19.2/24

An administrator is unable to ping any address on the 10.0.19.0/24 subnet. To identify the
problem, the administrator uses the command shown in the exhibit.
Which step should be taken to solve the problem?

A.
Check the physical cable.

B.
Issue the command activate interfaces fe-0/0/1.513.

C.
Issue the command delete interfaces fe-0/0/1.513 disable.

D.
Reconfigure the IP address.

Explanation: