Elephants were being hunted in large numbers for their
ivory tusks. Realizing that the species was becoming
endangered, most countries outlawed the sale and trade of
ivory and ivory products. This had the unintended outcome
of making ivory much more expensive. People wanted this
increasingly rare and valuable trophy. Poachers, tempted
by huge payouts, became more aggressive, and the
elephant slaughter actually increased.
What is one way the author uses a cause-and-effect structure to support his
purpose?
O A. By following the rise and fall of the elephant population over time
O B. By comparing the illegal ivory trade to elephant poaching
C. By examining the source of the poaching problem and
outcome
D. By explaining why countries made the sale and trade of ivory
illegal