I think it might be D. Although I am not a genius there were a few Greek uprisings and the Persians had one simple rule that you had to follow, don't ever, EVER betray them.
Answer:
Because of the things he supported
Explanation:
He supported labor, Social Insurance, inheritance tax, unions, federal income tax, national parks, free public education, and many other things that the Progressives of the time pushed for.
The answer would be A. American Revolution.