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单项选择题You are designing a strategy for adding the additional hardware necessary to support Contoso, Ltd. What should you do?（）

A、Add a T1 Wan Link Between Chicago and San Francisco.

B、Add a T3 Wan Link Between Chicago and San Francisco.

C、Add a Basic ISDN Connection between Chicago and San Francisco.

D、Configure HighSpeed modems in Chicago and San Francisco to support demand-dial routing.

  • A

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