Question

Which of the following is an example of how a changing environment is important for the sustainability of living systems?

A. 

The water cycle ensures that water used by one organism will be available for another organism in the future.

 B. 

The erosion of top soil reduces the diversity of organisms in an ecosystem.

 C. 

Global climate change may lead to the extinction of many species that are unable to adapt to the changes.

 D. 

all of these

Answer 1

D. They all show a change in the environment

Answer 2

THnks for your responding, but the rght answer is (A.) because I click (D) I got it wrong So!!!!!!! A is the right answer..