IR is the prefix of irrelevant.
It would be C hope that help
C. Neutral
Nowadays there are many that are argumentative but they are not supposed to be like that.
Answer:
I personally believe its because of the darkness these places tend to have. A person is not necessarily scared of the dark they're scared of whats in the dark. It could be anything really.
Hope it helps. :)
Um..what book are you talking about that would help if i knew? :)