The pr command is used to format text files according to the specified options. This command is usually used to paginate or columnate files for printing. Answer: B is incorrect. The ps command reports the status of processes that are currently running on a Linux computer. Answer: A is incorrect. The wc command is used to count the number of bytes, words, and lines in a given file or in the list of files. Answer: C is incorrect. The tail command is used to display the last few lines of a text file or piped data.
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