Claim: almost every living creature needs water to survive, but it is no longer plentiful because of the exploding world population. which of the following pieces of evidence would you suggest that the writer add to his or her essay to best support this claim? a. people will need to change some of their daily habits if water is scarce. b. the world has seen a 200 percent increase in birth rates over the last decade. c. water is important in our lives and being without it means great suffering. d. damage to the earth's ozone layer has increased the impact of ultraviolet rays.