Question: In order to extract text from the first column of file called textfile, which command would you use?

1. `cat {$1,textfile}`
2. `cat textfile | awk [print $1]`
3. `cat textfile | awk '{print $1}'`
4. `awk textfile {print $1}`

Answer: The correct answer of the above question is Option C:`cat textfile | awk '{print $1}'`