What did the 15th Amendment accomplish? It gave the federal government power to enforce new civil rights laws. It made sure enslavement was unconstitutional throughout the United States. It gave Southern states the ability to write new constitutions for themselves. It made it unconstitutional for states to stop African American men from voting.

I am doing a T.X history quiz , and that was literally the first question on there. lol

Explanation:

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.

your answer would b. the missisipi river

hope i you : )