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單項(xiàng)選擇題

You are creating a dial-up connection for Internet access. The wizard cannot access the default Internet Service Providers （ISP） with either of the numbers provided. What is your alternate method for setting up the connection？（）

A.Configure the dial-up connection to negotiate with the server using Challenge-Handshake  Authentication Protocol (CHAP).
B.You can choose the option to set up the Internet connection manually if you know the ISP's  phone number and your account and password already.
C.You need to provide a known IP address before attempting to connect to the ISP server.
D.Your ISP is requiring Data Encryption. Configure the dial- up connection to use it. 

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