Question

To interconnect two IP classes, Class A and Class C networks.
(A) a class B network is needed.
(B) a bridge is needed.
(C) a router is needed.
(D) a firewall is needed

Answer 1

(C) a router is needed

Router operates at the network layer of the OSI model. Routers are devices that join multiple networks together. Technically, a router is a Layer 3 gateway device, meaning that it connects two or more networks.