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單項選擇題

Refer to the exhibit. In this VLSM addressing scheme, what summary address would be sent from routerA?()

A.172.16.0.0/16
B.172.16.0.0/20
C.172.16.0.0/24
D.172.32.0.0/16
E.172.32.0.0/17
F.172.64.0.0/16

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