What command is used to count just the number of lines contained in a file ?
Correct answer: D. wc - l
- A. wc - r
- B. wc - w
- C. wc - c
- D. wc - l
Explanation
In `wc`, the `-l` option counts newline characters, which normally corresponds to the number of lines in a text file. The other options count words or bytes, and `-r` is not the line-count option.
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