单选题NFS is experiencing name service resolution difficulties. Which command reports the LEAST useful information in trouble-shooting this problem？（）Anfsstat -sBlssrc -s namedCls -l /etc/resolv.confDnslookup hostname
单选题
NFS is experiencing name service resolution difficulties. Which command reports the LEAST useful information in trouble-shooting this problem？（）
A
nfsstat -s
B
lssrc -s named
C
ls -l /etc/resolv.conf
D
nslookup hostname
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