In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

[Q]: Where does the last name carson come from?
[A]: Scottish and Irish origin


[Q]: When did arches national park become a national park?
[A]: November 12, 1971


[Q]: What does the green on the torres strait islander flag represent?
[A]:
the land