Which scenario describes a random error? a student stands and looks down to read a graduated cylinder. a sudden storm raises the humidity in a lab for an hour. a spring scale is not zeroed properly throughout a investigation. a power supply is set to a lower setting during an experiment.

Correct answer is B.) A sudden storm raises the humidity in a lab for an hour.

the answer would be a)henry grady because he came up with the term "new south"

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.