Answer:
I would choose the 2nd and the 3rd option.
The enlightenment idea of separation of powers led to many things, but one of the most significant was the three branches of government in the United States.
I think it would be the word of heavy traffic.
Since I don’t know what the story is about, I can only infer that this is from Witcher 3 where you hunt for the ghost of the well. Children and the man were consumed by the ghost.