The Internet is a （）system of interconnected computer networks that use thestandard Internet protocol suite (TCP/IP) to serve several billion users worldwide.<br>A:global<br>B:regional<br>C:local<br>D:national

The Internet is a （）system of interconnected computer networks that use thestandard Internet protocol suite (TCP/IP) to serve several billion users worldwide.
A:global
B:regional
C:local
D:national

出自：初级通信工程师

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