can use up important resources that other organisms need.

I dont get what you mean by this but what Im thinking is that you asking what are resources that other organisms need like plants, trees, berries, and for human we need oil, gas, trees. Let me know if this was helpful!:)

it is the dominance of   the spanish language and roman catholic region in mexico, french being the official language of several african countries, and the existence of a western-style government in south asian countries

a, both were musicians during the jazz age