Clarence Darrow is going to be the right answer
"They resulted in military victory over Islamic society" was technically not one of the ways in which the Crusades benefited European society, since this conquest had no major positive repercussions.
Post office is a delegated power meaning given specifically to the federal govt. Maybe none of the above?
Answer: C, Nat Turner Led A Slave Rebellion
A, join the National Grange. It was the only way to get them back on their feet agriculture wise.