The diagram
is an example of which element? Explain how you know.

A diagram is a symbolic representation of information using visualization techniques. Diagrams have been used since ancient times on walls of caves , but became more prevalent during the Enlightenment.[1] [2] Sometimes, the technique uses a three-dimensional visualization which is then projected onto a two-dimensional surface. The word graph is sometimes used as a synonym for diagram.

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.