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单选题
A client is having trouble connecting to the Internet. The client is using a static IP address and is able to connect to other devices on the network via IP address only. Which of the following is MOST likely the problem?（）
A
IMAP
B
DHCP
C
DNS
D
NAT
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Implement and test the solution.B
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Identify the affected areas of the network.D
Identify the results and effects of the solution
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