单选题An administrator needs to review the open ports on a host. Which of the following commands should they use？（）Atraceroute -dBping -tCnetstat -anoDnbtstat -a
单选题
An administrator needs to review the open ports on a host. Which of the following commands should they use？（）
A
traceroute -d
B
ping -t
C
netstat -ano
D
nbtstat -a
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