Câu hỏi :

Read the passage and choose the best answer for each question below.

A. To demonstrate the interdependence of different species 

B. To emphasize the importance of food resources in preventing mass extinction. 

C. To illustrate a comparison between organisms that live on the land and those that live in the ocean 

D. To point out that certain species could never become extinct.

* Đáp án

A

* Hướng dẫn giải

Chọn A

Thông tin ở câu phía trước: “Mass extinctions can be caused by a relatively rapid change in the environment and can be worsened by the close interrelationship of many species.”

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