Answer:
D.
Explanation:
She explains how long the problem has been around to give people a better understanding of this problem. It supports her argument since she explains about this going on for a long time, which helps the reader/student understand it better.
Evidence supports an essays thesis
I like this car but doesn't it seem a little old for me?
Or you can use:
This is a nice car but I don't want it to break down on me.