The following command is about to be executed:
ifconfig eth0 192.168.0.120 netmask 255.255.255.0 up

Which of the following will this command accomplish?

A.
Adds an alias for 192.168.0.120 on eth0.

B.
Sets eth0 to 192.168.0.120.

C.
Sets eth0 to listen for all addresses.

D.
At the next reboot, the eth0 will be set to 192.168.0.120.