What was the most important division concerning trade?

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.

yes

it is because 3 because the citizen the northern democratic party watned the warning on red to blue because it is purple. lol

answer; graduated cylinder;