The user smith issued the egrep "^[[: upper:]]" words.txt command. What does this command do?

displays all lines in the words.txt file that begins with an uppercase letter

displays all lines in the words.txt file after translating uppercase letters to lowercase

displays all lines in the words.txt file that contains an uppercase letter

displays all lines in the words.txt file after translating lowercase letters to uppercase

Answer:
displays all lines in the words.txt file that begins with an uppercase letter

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