An internet is a combination of networks connected by () . When a datagram goes from a source to a () , it will probably pass many () until it reaches the router attached to the destination network. A router receives a () from a network and passes it to another network. A router is usually attached to several networks. When it receives a packet, to which network should it pass the packet The decision is based on optimization: Which of the available () is the optimum pathway
it will probably pass many () until it reaches the router attached to the destination network.
A.destinations
B.routers
C.packets
D.computers