B. Choose the correct item. 16. Deforestation and the effects of tourism on natural habitats are two of the reasons why many plant and animal species are in danger of becoming extinct/destroyed.

Перевод задания: Выберите правильный вариант.

16. Deforestation and the effects of tourism on natural habitats are two of the reasons why many plant and animal species are in danger of becoming extinct. (Вырубка лесов и воздействие туризма на естественную среду обитания — две причины, по которым многим видам растений и животных грозит вымирание.)

О видах говорят become extinct — «вымирать».