单选题How are hardware errors removed from an error report that are more than 30 days old？（）A/usr/bin/errpt -d H 30B/usr/sbin/errclear - J H 30C/usr/bin/errclear -d H 30D/usr/sbin/errclear -j H 30
题目
单选题
How are hardware errors removed from an error report that are more than 30 days old？（）
A
/usr/bin/errpt -d H 30
B
/usr/sbin/errclear - J H 30
C
/usr/bin/errclear -d H 30
D
/usr/sbin/errclear -j H 30