单选题A system administrator has just installed a new maintenance level， but "oslevel -r" does not show the correct maintenance level. What command can be used to determine which filesets are downlevel？（）A lppchkB instfixC fixdistD maintlvl
题目
单选题
A system administrator has just installed a new maintenance level， but "oslevel -r" does not show the correct maintenance level. What command can be used to determine which filesets are downlevel？（）
A
lppchk
B
instfix
C
fixdist
D
maintlvl