An administrator notices that the ntp group subsystem is not starting up at boot time. What will cause this issue?
A. The /etc/ntp.conf file has the following line commented out broadcastserver
B. The following line is commented outinthe/etc/inetd.conf file: ntp 123/tcp # Network Time Protocol
C. The following line is commented out of the /etc/inittab file: xntpd: 23456789: respawn:/usr/sbin/xntpd > /dev/console 2>&1 #Start ntp daemon
D. The /etc/rc.tcpip file has the following line commented out: start /usr/sbin/xntpd "$src_running"