Which of the following commands will find the string foo in the file filel M, regardless of foo being in upper or lower case letters?
A.
grep-i foo | file 1 .txt
B.
grep-nfilel.txt<foo
C.
grep-nfoofile1.txt
D.
cat file 1.txt > grep-n foo
E.
catfilel.txt| grep-ifoo
cat file1.txt | grep -i foo
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another case of ‘oh, I forgot the spacebar’….
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