单项选择题

Traditional network layer packet forwarding relies on the information provided by network layer ______ protocols, or static routing, to make an independent ______ decisions at each hop within thenetwork. The forwarding ______ is based solely on the destination ______ IP address. All packets for thesame destination follow the same path across the network if no other equal-cost paths exist.Whenever a router has two equal-cost ______ toward a destination, the packets toward the destinationmight take one or both of them, resulting in some degree of load sharing.

A.connecting
B.window
C.decision
D.destination
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