Which of the following commands will display the last 30 lines of /var/log/bigd.log as well as new
content as it is appended to the file by another process?
A.
cut -30 -v /var/log/bigd.log
B.
head -30 -e /var/log/bigd.log
C.
tail -f -n 30 /var/log/bigd.log
D.
tac -30 /var/log/bigd.log
E.
cat -r -n 30 /var/log/bigd.log