Why is it important to know the background and projected extinction rates for global species?
A) At least 25% and as many as 50% of the world's roughly 2 million identified animal and plant species could vanish
B) The speciation rate of pests could increase to 1,000 times the background rate.
C) More species are becoming endangered in well-populated and developed countries.
D) More species are becoming threatened in well-populated and developed countries.
E) Background extinction rates are rising at an accelerating rate.
Correct Answer:
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