Which of the following systems of the body interact when a stressful situation causes a person's heart rate to increase and pupils of the eyes to dilate? A.
nervous system and excretory system

B.
endocrine system and nervous system

C.
respiratory system and nervous system

D.
nervous system and digestive system

Producing disposable grocery bags consumes resources. recycling disposable bags is a solution that can recover some of the resources used to make new bags. which of the following behaviors could further refine the solution? a. disposing of bags by burning them b. reusing bags whenever possible c. using bags at once so that they do not break d. using only nonrenewable materials to make new bags subject is environmental science for apex users