Answer: b) The author explains how events impacted people's lives and how people adapted to those changes. This gives a more reasonable claim so the author can list more factual evidence.
The state of being parallel or corresponding in some way
I guess the theme is that you can't give somebody your work because Atlas was trying to give his work to Hercules which is a unresponsive thing to do and he's not taking responsibility for the work they gave him.
False, you should always use an apostrophe when making a contraction.