Which best defines a civilization a) a community ruled by customs and a council to settle disputes b) a community built on farming instead of hunting and gathering c) a community with cities government and specialized workers d) a community that has many different social classes

answer; /// more likely to fight in the future;

the invasive species was introduced due to commercial purpouses, as there was a demand for fur clothes and hence, a business opportunity connected to this product. actually, it was when the nutrias scaped, causing harm to the us ecosystems when they acquired the status of invasive species. in this case they have caused an environmental problem, but it could have affected also economic interests or even human health.