wc file.txt, count the number of lines, words, and characters in the file.txt file.wc -l file.txt, count the number of lines in the file.txt file.wc -w file.txt, count the number of words in the file.txt file.wc -c file.txt, count the number of bytes in the file.txt file.wc -m file.txt, count the number of characters in the file.txt file.