What system startup file would an administrator edit for starting up miscellaneous third party applications？（）

A.rc
B.init
C.rc.boot
D.rc.init

A./etc/rpc
B./etc/rc.net
C./etc/rc.tcpip
D./etc/resolv.conf

A.Boot in maintenance mode， and verify the Ethernet adapter configuration.
B.Boot in maintenance mode， access the rootvg and check the /etc/inittab for corruption.
C.Boot in maintenance mode， access the rootvg and rebuild the boot image using the bosboot command.
D.Boot in maintenance mode after verifying the network connection， access the rootvg and check the /etc/rc.net file.