It can be inferred from the passage that__________...

Câu hỏi: It can be inferred from the passage that__________.

A. the current mass extinction is different from the other five in that it is caused by humans

B. hunting is the major contributing factor that speeds up the extinction of species

C. habitat destruction makes a minor contribution to the current mass extinction of species

D. it’s impossible for scientists to identify the causes of mass extinctions of species