Which action is a part of the secretary of defense's role in foreign policy? O A. Making final decisions
B. Managing national security
O C. Declaring war
O D. Representing the United States to foreign nations

Managing national security

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.