C) electors
jargon means language that people of a certain profession can understand. So, electors is jargon because it is specific to the job of the Electoral College.
That book was published by mark twain in 1876
The name of the narrative is "Resistance to civil government (Civil Disobedience)" by Henry David Thoreau.
In his essay, David Thoreau described that individuals shall not give the Government to overrule their consciences. Because if people as a society allow this, we basically allow the Government the power to do injustices without any consequences.