题目内容
（请给出正确答案）
[主观题]
根据材料回答2~3题：To keep certain information private and secure while providing remote ac
根据材料回答2~3题：
To keep certain information private and secure while providing remote access for employees，many businesses are creating intranets．An intranet is an（）organizational intemet that is guarded against outside access by a special feature called a firewall(which can be software，hardware， or a combination of the two)．
A．outside
B．external
C．internal
D．inside
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