9. The passage makes clear that animals have disappeared on Earth due to the:

Answer and Explanation

Your Answer is

Correct Answer is D

Explanation

Detailed questions, examine the causal relationship, locate lines 57-58, "Humans only let those animal species that are beneficial to them survive, and the rest are almost extinct."

Item D : "Human's selection of useful animals", in line with the positioning information.

ABC item: It does not meet the positioning information, and it is not mentioned in the article.