Due to a restructuring of your organization, your company has now been divided into four separate groups. Your network is to be organized into four separate subnetworks, but you only have a single Class C address range. Which file on every host on each subnetwork needs to be modified so that you can implement an appropriate subnetworking strategy?

A.
/etc/netmasks

B.
/etc/netgroup

C.
/etc/inet/netmask

D.
/etc/defaultrouter

E.
/etc/inet/hostname.hme0