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.

[Q]: order office supplies, sort mail, file, program, type
[A]: program


[Q]: concerned, strap lock, anxious, bored, fret
[A]: strap lock


[Q]: adjacent, gated, close, not open, locked
[A]:
adjacent