Which command will delete all the blank lines in file old.txt?
a) sed '/d' old.txt
b) sed '/^/d' old.txt
c) sed '/^$/d' old.txt
d) sed '/^*/d' old.txt
Submitted by: Murtazac) sed '/^$/d' old.txt
Submitted by: Murtaza
Submitted by: Murtaza
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