Which situation is the best example of a zero-sum game? A. Conflict is the conqueror's life; the only way to get more land is to take it from someone else.
B. Products that don't sell at grocery stores often get sent to local food banks.
C. Through sustainable planning each tree cut down can be replaced with another one.
D. A standard bib rig can easily transport tens of thousands of gallons of liquid in one trip.