Refer to the exhibit. All of the routers in the network are configured with the ip subnet-zero command. Which network addresses should be used for Link A and Network A? (Choose two.)
【单选题】Cable television companies must pay increased charges by the networks for the programs the cable companies carry. As a result, the price of cable television rises. Thus
A.
the demand curve for cable television service shifts rightward.
B.
the demand curve for cable television service shifts leftward.
C.
there is a movement down the demand curve for cable television to a higher quantity demanded.
D.
there is a movement up the demand curve for cable television to a smaller quantity demanded.