As much as 25 percent of the fruits and vegetables grown in chinese agricultural regions rot before they can be transported the long distances to market. which of the following is a smaller, more manageable problem that contributes to this complex problem?

a. conserving earth's limited fossil fuel reserves
b. reducing global emissions of greenhouse gases
c. developing effective methods of food preservation
d. preventing extinction of endangered species

What is a difference between systemic and pulmonary circulation? a. systemic circulation carries oxygenated blood to the lungs and pulmonary circulation carries deoxygenated blood to the body. b. systemic circulation carries deoxygenated blood to the lungs and pulmonary circulation carries oxygenated blood to the body. c. systemic circulation carries deoxygenated blood to the body and pulmonary circulation carries oxygenated blood to the lungs. d. systemic circulation carries oxygenated blood to the body and pulmonary circulation carries deoxygenated blood to the lungs.