Question

The Permian-Triassic extinction 250 million years ago wiped out about ninety percent of Earth's animal species. Some scientists are predicting a sixth mass extinction in the future, due to A) acid rain. B) air pollution. C) global warming. D) earthquake activity.

Answer 1

The answer is C, i got it wrong at first and then it told me the correct one.

Answer 2

B--------------Air Pollution is your answer!!!!

Now scientist say the earth is on the brink of a sixth such "mass extinction event." Only this time, the culprit isn't a massive asteroid impact or volcanic
explosions or inexorable drifting of continents. It's us.(Human Beings.).


Hope that Helps!!!!!