Correct me if I'm wrong. but it should be D: A series of essays which explained the newly proposed Constitution and encouraged people to support it
B Economic conditions were improving making it easier to find work.
All the others are reasons so B is the one that is NOT a reason.
Option A would not be true because he never served a second term. He was elected one month before the civil war started.
Ideas from the Enlightenment (1650s - 1780s) led to many technical advances as well as new ideas of society in the Age of Revolution (1750 - 1917).