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.

[EX Q]: iguana, mice, climbing, fish, hamster
[EX A]: climbing

[EX Q]: fat, calories, vitamin c, absorption, carbs
[EX A]: absorption

[EX Q]: file, order office supplies, folder, answer, prepare
[EX A]:
folder