Given a file called birthdays containing lines like:
YYYY-MM-DD Name
1983-06-02 Tim
1995-12-17 Sue
Which command would you use to output the lines belonging to all people listed whose birthday is
in May or June?
A.
grep ‘[56]’ birthdays
B.
grep 05?6? birthdays
C.
grep ‘[0-9]*-0[56]-‘ birthdays
D.
grep 06 birthdays | grep 05