QUICK! I NEED HELP! 100 POINTS!

Refer to the NASA article "Responding to Climate Change."

Part A

How does the author view the progress of climate change?

At this point, climate change cannot be stopped for hundreds of years.
Climate change could be addressed with simple policy changes.
Climate change is only a local problem.
Our climate should remain stable for some time.

Part B

Which evidence from the text best supports the answer in Part A?

"Climate change is one of the most complex issues facing us today."
"While climate change is a global issue, it is felt on a local scale."
"Modern life is tailored to the stable climate we have become accustomed to."
"…we are already committed to some level of climate change."