Check out the "out of Africa" theory. Basically it said people migrated from Africa to Europe and from the Russia area to the Americas via the Bering strait.<span />
Japan I think just guessing because of there leader
Probably he or she meant like how he ran his government or how he basically ruled his country.
The correct answer is notation or musical notation.
Musical notation is a way of having to write down music in a
way of allowing one to play it and that systems are used and associated by in
in order to use it in writing music.