Las culturales debla poblacion se modifican y enriquesen en el transcurso del tiempo debido al contacto entre diferentes grupos culturales

D.haka is the first answer and a.canberra is the second answer

It is useful for historians to write narratives so that history can be passed on from their point of view.  think about a story being told in third person, then think about it again being told in first person, by someone who actually experienced the event.

The name may be in importnce  to them

Maybe on the physical part? i dunno i just guessed plus i really need the points