Choose the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions. 21. In 1989, a ban was given on all international trade in ivory. A. action B. contamination C. destruction 22. Please give me some advice to buy suitable books for my ten-year-old girl. A. recommendation B. information C. fiction D. prohibition D. interest 23. Being listed as an endangered species can have negative effect since it could make a species more desirable for collectors and poachers. B. preservation C. support A. awareness D. impact 24. Humans depend on species diversity to provide food, clean air and water, and fertile soil for agriculture. A. raise B. produce C. supply D. reserve