Given a set of five words, generate the word from the set that does not belong (i.e. is the least relevant) with the other words. Words are separated by commas.
--------
Question: fair, loyal, decent, fine, tone

Answer: tone


Question: fair, dishonest, make the grade, unjust, well

Answer: make the grade


Question: firewall, file, errands, folder, program

Answer:
errands